Home / 19,446.66-29,167.56-5,407.74

Finding the Fourth Proportional to 19,446.66, 29,167.56 and 5,407.74

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Solution

The fourth proportional to 19,446.66, 29,167.56 and 5,407.74 is: 8,110.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,446.66 : 29,167.56 = 5,407.74 : x
  2. Step 2: Convert to fraction form
    19,446.66/29,167.56 = 5,407.74/x
  3. Step 3: Cross multiply
    19,446.66x = 29,167.56 × 5,407.74
  4. Step 4: Simplify right side
    19,446.66x = 157,730,580.91
  5. Step 5: Solve for x
    x = 157,730,580.91/19,446.66
  6. Step 6: Final answer
    x = 8,110.93

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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.