Home / 39,559.62-59,259.90-18,470.57

Finding the Fourth Proportional to 39,559.62, 59,259.90 and 18,470.57

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Solution

The fourth proportional to 39,559.62, 59,259.90 and 18,470.57 is: 27,668.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,559.62 : 59,259.90 = 18,470.57 : x
  2. Step 2: Convert to fraction form
    39,559.62/59,259.90 = 18,470.57/x
  3. Step 3: Cross multiply
    39,559.62x = 59,259.90 × 18,470.57
  4. Step 4: Simplify right side
    39,559.62x = 1,094,563,904.11
  5. Step 5: Solve for x
    x = 1,094,563,904.11/39,559.62
  6. Step 6: Final answer
    x = 27,668.71

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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.