Home / 24,478.34-36,666.20-15,668.78

Finding the Fourth Proportional to 24,478.34, 36,666.20 and 15,668.78

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Solution

The fourth proportional to 24,478.34, 36,666.20 and 15,668.78 is: 23,470.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,478.34 : 36,666.20 = 15,668.78 : x
  2. Step 2: Convert to fraction form
    24,478.34/36,666.20 = 15,668.78/x
  3. Step 3: Cross multiply
    24,478.34x = 36,666.20 × 15,668.78
  4. Step 4: Simplify right side
    24,478.34x = 574,514,477.08
  5. Step 5: Solve for x
    x = 574,514,477.08/24,478.34
  6. Step 6: Final answer
    x = 23,470.32

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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.