Home / 25,756.92-38,569.32-17,848.20

Finding the Fourth Proportional to 25,756.92, 38,569.32 and 17,848.20

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Solution

The fourth proportional to 25,756.92, 38,569.32 and 17,848.20 is: 26,726.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,756.92 : 38,569.32 = 17,848.20 : x
  2. Step 2: Convert to fraction form
    25,756.92/38,569.32 = 17,848.20/x
  3. Step 3: Cross multiply
    25,756.92x = 38,569.32 × 17,848.20
  4. Step 4: Simplify right side
    25,756.92x = 688,392,937.22
  5. Step 5: Solve for x
    x = 688,392,937.22/25,756.92
  6. Step 6: Final answer
    x = 26,726.52

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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.