Home / 58,513.20-87,778.91-19,061.13

Finding the Fourth Proportional to 58,513.20, 87,778.91 and 19,061.13

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Solution

The fourth proportional to 58,513.20, 87,778.91 and 19,061.13 is: 28,594.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,513.20 : 87,778.91 = 19,061.13 : x
  2. Step 2: Convert to fraction form
    58,513.20/87,778.91 = 19,061.13/x
  3. Step 3: Cross multiply
    58,513.20x = 87,778.91 × 19,061.13
  4. Step 4: Simplify right side
    58,513.20x = 1,673,165,119.46
  5. Step 5: Solve for x
    x = 1,673,165,119.46/58,513.20
  6. Step 6: Final answer
    x = 28,594.66

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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.