Home / 39,117.29-58,695.66-15,441.80

Finding the Fourth Proportional to 39,117.29, 58,695.66 and 15,441.80

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Solution

The fourth proportional to 39,117.29, 58,695.66 and 15,441.80 is: 23,170.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,117.29 : 58,695.66 = 15,441.80 : x
  2. Step 2: Convert to fraction form
    39,117.29/58,695.66 = 15,441.80/x
  3. Step 3: Cross multiply
    39,117.29x = 58,695.66 × 15,441.80
  4. Step 4: Simplify right side
    39,117.29x = 906,366,349.11
  5. Step 5: Solve for x
    x = 906,366,349.11/39,117.29
  6. Step 6: Final answer
    x = 23,170.48

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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.