Home / 39,123.87-58,686.41-9,542.26

Finding the Fourth Proportional to 39,123.87, 58,686.41 and 9,542.26

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Solution

The fourth proportional to 39,123.87, 58,686.41 and 9,542.26 is: 14,313.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,123.87 : 58,686.41 = 9,542.26 : x
  2. Step 2: Convert to fraction form
    39,123.87/58,686.41 = 9,542.26/x
  3. Step 3: Cross multiply
    39,123.87x = 58,686.41 × 9,542.26
  4. Step 4: Simplify right side
    39,123.87x = 560,000,934.98
  5. Step 5: Solve for x
    x = 560,000,934.98/39,123.87
  6. Step 6: Final answer
    x = 14,313.54

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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.