Home / 15,159.78-22,747.57-11,460.92

Finding the Fourth Proportional to 15,159.78, 22,747.57 and 11,460.92

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Solution

The fourth proportional to 15,159.78, 22,747.57 and 11,460.92 is: 17,197.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,159.78 : 22,747.57 = 11,460.92 : x
  2. Step 2: Convert to fraction form
    15,159.78/22,747.57 = 11,460.92/x
  3. Step 3: Cross multiply
    15,159.78x = 22,747.57 × 11,460.92
  4. Step 4: Simplify right side
    15,159.78x = 260,707,937.57
  5. Step 5: Solve for x
    x = 260,707,937.57/15,159.78
  6. Step 6: Final answer
    x = 17,197.34

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1.5x scale

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.