Home / 52,561.68-72,534.59-28,688.15

Finding the Fourth Proportional to 52,561.68, 72,534.59 and 28,688.15

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Solution

The fourth proportional to 52,561.68, 72,534.59 and 28,688.15 is: 39,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,561.68 : 72,534.59 = 28,688.15 : x
  2. Step 2: Convert to fraction form
    52,561.68/72,534.59 = 28,688.15/x
  3. Step 3: Cross multiply
    52,561.68x = 72,534.59 × 28,688.15
  4. Step 4: Simplify right side
    52,561.68x = 2,080,882,835.44
  5. Step 5: Solve for x
    x = 2,080,882,835.44/52,561.68
  6. Step 6: Final answer
    x = 39,589.35

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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.