Home / 39,919.64-59,879.06-15,295.64

Finding the Fourth Proportional to 39,919.64, 59,879.06 and 15,295.64

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Solution

The fourth proportional to 39,919.64, 59,879.06 and 15,295.64 is: 22,943.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,919.64 : 59,879.06 = 15,295.64 : x
  2. Step 2: Convert to fraction form
    39,919.64/59,879.06 = 15,295.64/x
  3. Step 3: Cross multiply
    39,919.64x = 59,879.06 × 15,295.64
  4. Step 4: Simplify right side
    39,919.64x = 915,888,545.30
  5. Step 5: Solve for x
    x = 915,888,545.30/39,919.64
  6. Step 6: Final answer
    x = 22,943.31

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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.