Home / 38,688.74-58,023.88-19,959.14

Finding the Fourth Proportional to 38,688.74, 58,023.88 and 19,959.14

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Solution

The fourth proportional to 38,688.74, 58,023.88 and 19,959.14 is: 29,933.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,688.74 : 58,023.88 = 19,959.14 : x
  2. Step 2: Convert to fraction form
    38,688.74/58,023.88 = 19,959.14/x
  3. Step 3: Cross multiply
    38,688.74x = 58,023.88 × 19,959.14
  4. Step 4: Simplify right side
    38,688.74x = 1,158,106,644.47
  5. Step 5: Solve for x
    x = 1,158,106,644.47/38,688.74
  6. Step 6: Final answer
    x = 29,933.95

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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.