Home / 29,719.52-41,017.14-18,392.66

Finding the Fourth Proportional to 29,719.52, 41,017.14 and 18,392.66

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Solution

The fourth proportional to 29,719.52, 41,017.14 and 18,392.66 is: 25,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,719.52 : 41,017.14 = 18,392.66 : x
  2. Step 2: Convert to fraction form
    29,719.52/41,017.14 = 18,392.66/x
  3. Step 3: Cross multiply
    29,719.52x = 41,017.14 × 18,392.66
  4. Step 4: Simplify right side
    29,719.52x = 754,414,310.19
  5. Step 5: Solve for x
    x = 754,414,310.19/29,719.52
  6. Step 6: Final answer
    x = 25,384.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.