Home / 27,347.88-37,740.10-14,772.63

Finding the Fourth Proportional to 27,347.88, 37,740.10 and 14,772.63

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Solution

The fourth proportional to 27,347.88, 37,740.10 and 14,772.63 is: 20,386.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,347.88 : 37,740.10 = 14,772.63 : x
  2. Step 2: Convert to fraction form
    27,347.88/37,740.10 = 14,772.63/x
  3. Step 3: Cross multiply
    27,347.88x = 37,740.10 × 14,772.63
  4. Step 4: Simplify right side
    27,347.88x = 557,520,533.46
  5. Step 5: Solve for x
    x = 557,520,533.46/27,347.88
  6. Step 6: Final answer
    x = 20,386.24

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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.