Home / 50,458.84-75,700.15-28,287.52

Finding the Fourth Proportional to 50,458.84, 75,700.15 and 28,287.52

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Solution

The fourth proportional to 50,458.84, 75,700.15 and 28,287.52 is: 42,437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,458.84 : 75,700.15 = 28,287.52 : x
  2. Step 2: Convert to fraction form
    50,458.84/75,700.15 = 28,287.52/x
  3. Step 3: Cross multiply
    50,458.84x = 75,700.15 × 28,287.52
  4. Step 4: Simplify right side
    50,458.84x = 2,141,369,507.13
  5. Step 5: Solve for x
    x = 2,141,369,507.13/50,458.84
  6. Step 6: Final answer
    x = 42,437.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.