Home / 22,218.04-30,657.54-14,261.32

Finding the Fourth Proportional to 22,218.04, 30,657.54 and 14,261.32

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Solution

The fourth proportional to 22,218.04, 30,657.54 and 14,261.32 is: 19,678.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218.04 : 30,657.54 = 14,261.32 : x
  2. Step 2: Convert to fraction form
    22,218.04/30,657.54 = 14,261.32/x
  3. Step 3: Cross multiply
    22,218.04x = 30,657.54 × 14,261.32
  4. Step 4: Simplify right side
    22,218.04x = 437,216,988.35
  5. Step 5: Solve for x
    x = 437,216,988.35/22,218.04
  6. Step 6: Final answer
    x = 19,678.47

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.