Home / 57,451.24-86,167.12-15,888.52

Finding the Fourth Proportional to 57,451.24, 86,167.12 and 15,888.52

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Solution

The fourth proportional to 57,451.24, 86,167.12 and 15,888.52 is: 23,830.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,451.24 : 86,167.12 = 15,888.52 : x
  2. Step 2: Convert to fraction form
    57,451.24/86,167.12 = 15,888.52/x
  3. Step 3: Cross multiply
    57,451.24x = 86,167.12 × 15,888.52
  4. Step 4: Simplify right side
    57,451.24x = 1,369,068,009.46
  5. Step 5: Solve for x
    x = 1,369,068,009.46/57,451.24
  6. Step 6: Final answer
    x = 23,830.09

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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.