Home / 29,358.43-40,548.29-19,331.70

Finding the Fourth Proportional to 29,358.43, 40,548.29 and 19,331.70

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Solution

The fourth proportional to 29,358.43, 40,548.29 and 19,331.70 is: 26,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,358.43 : 40,548.29 = 19,331.70 : x
  2. Step 2: Convert to fraction form
    29,358.43/40,548.29 = 19,331.70/x
  3. Step 3: Cross multiply
    29,358.43x = 40,548.29 × 19,331.70
  4. Step 4: Simplify right side
    29,358.43x = 783,867,078.39
  5. Step 5: Solve for x
    x = 783,867,078.39/29,358.43
  6. Step 6: Final answer
    x = 26,699.90

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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.