Home / 52,298.75-72,172.49-28,425.38

Finding the Fourth Proportional to 52,298.75, 72,172.49 and 28,425.38

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Solution

The fourth proportional to 52,298.75, 72,172.49 and 28,425.38 is: 39,227.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,298.75 : 72,172.49 = 28,425.38 : x
  2. Step 2: Convert to fraction form
    52,298.75/72,172.49 = 28,425.38/x
  3. Step 3: Cross multiply
    52,298.75x = 72,172.49 × 28,425.38
  4. Step 4: Simplify right side
    52,298.75x = 2,051,530,164.00
  5. Step 5: Solve for x
    x = 2,051,530,164.00/52,298.75
  6. Step 6: Final answer
    x = 39,227.13

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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.