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Finding the Fourth Proportional to 52,507.08, 72,461.52 and 28,635.08

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Solution

The fourth proportional to 52,507.08, 72,461.52 and 28,635.08 is: 39,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507.08 : 72,461.52 = 28,635.08 : x
  2. Step 2: Convert to fraction form
    52,507.08/72,461.52 = 28,635.08/x
  3. Step 3: Cross multiply
    52,507.08x = 72,461.52 × 28,635.08
  4. Step 4: Simplify right side
    52,507.08x = 2,074,941,059.81
  5. Step 5: Solve for x
    x = 2,074,941,059.81/52,507.08
  6. Step 6: Final answer
    x = 39,517.36

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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.