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Finding the Fourth Proportional to 22,242.76, 33,373.98 and 11,710.16

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Solution

The fourth proportional to 22,242.76, 33,373.98 and 11,710.16 is: 17,570.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,242.76 : 33,373.98 = 11,710.16 : x
  2. Step 2: Convert to fraction form
    22,242.76/33,373.98 = 11,710.16/x
  3. Step 3: Cross multiply
    22,242.76x = 33,373.98 × 11,710.16
  4. Step 4: Simplify right side
    22,242.76x = 390,814,645.64
  5. Step 5: Solve for x
    x = 390,814,645.64/22,242.76
  6. Step 6: Final answer
    x = 17,570.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.