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Finding the Fourth Proportional to 52,483.01, 72,426.11 and 28,609.18

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Solution

The fourth proportional to 52,483.01, 72,426.11 and 28,609.18 is: 39,480.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,483.01 : 72,426.11 = 28,609.18 : x
  2. Step 2: Convert to fraction form
    52,483.01/72,426.11 = 28,609.18/x
  3. Step 3: Cross multiply
    52,483.01x = 72,426.11 × 28,609.18
  4. Step 4: Simplify right side
    52,483.01x = 2,072,051,293.58
  5. Step 5: Solve for x
    x = 2,072,051,293.58/52,483.01
  6. Step 6: Final answer
    x = 39,480.42

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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.