Home / 52,310.29-72,187.35-28,437.57

Finding the Fourth Proportional to 52,310.29, 72,187.35 and 28,437.57

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Solution

The fourth proportional to 52,310.29, 72,187.35 and 28,437.57 is: 39,243.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,310.29 : 72,187.35 = 28,437.57 : x
  2. Step 2: Convert to fraction form
    52,310.29/72,187.35 = 28,437.57/x
  3. Step 3: Cross multiply
    52,310.29x = 72,187.35 × 28,437.57
  4. Step 4: Simplify right side
    52,310.29x = 2,052,832,315.61
  5. Step 5: Solve for x
    x = 2,052,832,315.61/52,310.29
  6. Step 6: Final answer
    x = 39,243.37

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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.