Home / 39,135.54-58,703.11-9,553.53

Finding the Fourth Proportional to 39,135.54, 58,703.11 and 9,553.53

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Solution

The fourth proportional to 39,135.54, 58,703.11 and 9,553.53 is: 14,330.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,135.54 : 58,703.11 = 9,553.53 : x
  2. Step 2: Convert to fraction form
    39,135.54/58,703.11 = 9,553.53/x
  3. Step 3: Cross multiply
    39,135.54x = 58,703.11 × 9,553.53
  4. Step 4: Simplify right side
    39,135.54x = 560,821,898.59
  5. Step 5: Solve for x
    x = 560,821,898.59/39,135.54
  6. Step 6: Final answer
    x = 14,330.25

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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.