Home / 39,256-58,869.60-12,952.96

Finding the Fourth Proportional to 39,256, 58,869.60 and 12,952.96

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Solution

The fourth proportional to 39,256, 58,869.60 and 12,952.96 is: 19,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,256 : 58,869.60 = 12,952.96 : x
  2. Step 2: Convert to fraction form
    39,256/58,869.60 = 12,952.96/x
  3. Step 3: Cross multiply
    39,256x = 58,869.60 × 12,952.96
  4. Step 4: Simplify right side
    39,256x = 762,535,574.02
  5. Step 5: Solve for x
    x = 762,535,574.02/39,256
  6. Step 6: Final answer
    x = 19,424.69

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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.