Home / 39,439.50-54,426.51-22,682.22

Finding the Fourth Proportional to 39,439.50, 54,426.51 and 22,682.22

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Solution

The fourth proportional to 39,439.50, 54,426.51 and 22,682.22 is: 31,301.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,439.50 : 54,426.51 = 22,682.22 : x
  2. Step 2: Convert to fraction form
    39,439.50/54,426.51 = 22,682.22/x
  3. Step 3: Cross multiply
    39,439.50x = 54,426.51 × 22,682.22
  4. Step 4: Simplify right side
    39,439.50x = 1,234,514,073.65
  5. Step 5: Solve for x
    x = 1,234,514,073.65/39,439.50
  6. Step 6: Final answer
    x = 31,301.46

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Find fourth proportional to 39,440.50, 54,427.89 and 22,683.22
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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.