Home / 39,021.13-58,480.66-15,663.97

Finding the Fourth Proportional to 39,021.13, 58,480.66 and 15,663.97

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Solution

The fourth proportional to 39,021.13, 58,480.66 and 15,663.97 is: 23,475.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,021.13 : 58,480.66 = 15,663.97 : x
  2. Step 2: Convert to fraction form
    39,021.13/58,480.66 = 15,663.97/x
  3. Step 3: Cross multiply
    39,021.13x = 58,480.66 × 15,663.97
  4. Step 4: Simplify right side
    39,021.13x = 916,039,303.82
  5. Step 5: Solve for x
    x = 916,039,303.82/39,021.13
  6. Step 6: Final answer
    x = 23,475.47

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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.