Home / 39,140.24-58,632.60-21,566.48

Finding the Fourth Proportional to 39,140.24, 58,632.60 and 21,566.48

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Solution

The fourth proportional to 39,140.24, 58,632.60 and 21,566.48 is: 32,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,140.24 : 58,632.60 = 21,566.48 : x
  2. Step 2: Convert to fraction form
    39,140.24/58,632.60 = 21,566.48/x
  3. Step 3: Cross multiply
    39,140.24x = 58,632.60 × 21,566.48
  4. Step 4: Simplify right side
    39,140.24x = 1,264,498,795.25
  5. Step 5: Solve for x
    x = 1,264,498,795.25/39,140.24
  6. Step 6: Final answer
    x = 32,306.87

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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.