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Finding the Fourth Proportional to 52,785.96, 72,817.02 and 32,636.40

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Solution

The fourth proportional to 52,785.96, 72,817.02 and 32,636.40 is: 45,021.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,785.96 : 72,817.02 = 32,636.40 : x
  2. Step 2: Convert to fraction form
    52,785.96/72,817.02 = 32,636.40/x
  3. Step 3: Cross multiply
    52,785.96x = 72,817.02 × 32,636.40
  4. Step 4: Simplify right side
    52,785.96x = 2,376,485,391.53
  5. Step 5: Solve for x
    x = 2,376,485,391.53/52,785.96
  6. Step 6: Final answer
    x = 45,021.16

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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.