Home / 39,107.81-58,672.76-11,028.13

Finding the Fourth Proportional to 39,107.81, 58,672.76 and 11,028.13

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Solution

The fourth proportional to 39,107.81, 58,672.76 and 11,028.13 is: 16,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,107.81 : 58,672.76 = 11,028.13 : x
  2. Step 2: Convert to fraction form
    39,107.81/58,672.76 = 11,028.13/x
  3. Step 3: Cross multiply
    39,107.81x = 58,672.76 × 11,028.13
  4. Step 4: Simplify right side
    39,107.81x = 647,050,952.95
  5. Step 5: Solve for x
    x = 647,050,952.95/39,107.81
  6. Step 6: Final answer
    x = 16,545.31

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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.