Home / 24,001.47-33,121.98-13,390.47

Finding the Fourth Proportional to 24,001.47, 33,121.98 and 13,390.47

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Solution

The fourth proportional to 24,001.47, 33,121.98 and 13,390.47 is: 18,478.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,001.47 : 33,121.98 = 13,390.47 : x
  2. Step 2: Convert to fraction form
    24,001.47/33,121.98 = 13,390.47/x
  3. Step 3: Cross multiply
    24,001.47x = 33,121.98 × 13,390.47
  4. Step 4: Simplify right side
    24,001.47x = 443,518,879.53
  5. Step 5: Solve for x
    x = 443,518,879.53/24,001.47
  6. Step 6: Final answer
    x = 18,478.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.