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Finding the Fourth Proportional to 35,572.29, 53,358.42 and 9,276.96

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Solution

The fourth proportional to 35,572.29, 53,358.42 and 9,276.96 is: 13,915.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,572.29 : 53,358.42 = 9,276.96 : x
  2. Step 2: Convert to fraction form
    35,572.29/53,358.42 = 9,276.96/x
  3. Step 3: Cross multiply
    35,572.29x = 53,358.42 × 9,276.96
  4. Step 4: Simplify right side
    35,572.29x = 495,003,928.00
  5. Step 5: Solve for x
    x = 495,003,928.00/35,572.29
  6. Step 6: Final answer
    x = 13,915.44

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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.