Home / 39,248.34-58,877.70-12,585.43

Finding the Fourth Proportional to 39,248.34, 58,877.70 and 12,585.43

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Solution

The fourth proportional to 39,248.34, 58,877.70 and 12,585.43 is: 18,879.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,248.34 : 58,877.70 = 12,585.43 : x
  2. Step 2: Convert to fraction form
    39,248.34/58,877.70 = 12,585.43/x
  3. Step 3: Cross multiply
    39,248.34x = 58,877.70 × 12,585.43
  4. Step 4: Simplify right side
    39,248.34x = 741,001,171.91
  5. Step 5: Solve for x
    x = 741,001,171.91/39,248.34
  6. Step 6: Final answer
    x = 18,879.81

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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.