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Finding the Fourth Proportional to 19,337.20, 29,005.80 and 17,733.40

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Solution

The fourth proportional to 19,337.20, 29,005.80 and 17,733.40 is: 26,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.20 : 29,005.80 = 17,733.40 : x
  2. Step 2: Convert to fraction form
    19,337.20/29,005.80 = 17,733.40/x
  3. Step 3: Cross multiply
    19,337.20x = 29,005.80 × 17,733.40
  4. Step 4: Simplify right side
    19,337.20x = 514,371,453.72
  5. Step 5: Solve for x
    x = 514,371,453.72/19,337.20
  6. Step 6: Final answer
    x = 26,600.10

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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.