Home / 25,865.98-38,789.04-10,068.95

Finding the Fourth Proportional to 25,865.98, 38,789.04 and 10,068.95

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Solution

The fourth proportional to 25,865.98, 38,789.04 and 10,068.95 is: 15,099.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,865.98 : 38,789.04 = 10,068.95 : x
  2. Step 2: Convert to fraction form
    25,865.98/38,789.04 = 10,068.95/x
  3. Step 3: Cross multiply
    25,865.98x = 38,789.04 × 10,068.95
  4. Step 4: Simplify right side
    25,865.98x = 390,564,904.31
  5. Step 5: Solve for x
    x = 390,564,904.31/25,865.98
  6. Step 6: Final answer
    x = 15,099.56

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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.