Home / 39,041.78-58,565.24-15,665.18

Finding the Fourth Proportional to 39,041.78, 58,565.24 and 15,665.18

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Solution

The fourth proportional to 39,041.78, 58,565.24 and 15,665.18 is: 23,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,041.78 : 58,565.24 = 15,665.18 : x
  2. Step 2: Convert to fraction form
    39,041.78/58,565.24 = 15,665.18/x
  3. Step 3: Cross multiply
    39,041.78x = 58,565.24 × 15,665.18
  4. Step 4: Simplify right side
    39,041.78x = 917,434,948.02
  5. Step 5: Solve for x
    x = 917,434,948.02/39,041.78
  6. Step 6: Final answer
    x = 23,498.80

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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.