Home / 24,007.28-33,135-15,503.36

Finding the Fourth Proportional to 24,007.28, 33,135 and 15,503.36

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Solution

The fourth proportional to 24,007.28, 33,135 and 15,503.36 is: 21,397.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,007.28 : 33,135 = 15,503.36 : x
  2. Step 2: Convert to fraction form
    24,007.28/33,135 = 15,503.36/x
  3. Step 3: Cross multiply
    24,007.28x = 33,135 × 15,503.36
  4. Step 4: Simplify right side
    24,007.28x = 513,703,833.60
  5. Step 5: Solve for x
    x = 513,703,833.60/24,007.28
  6. Step 6: Final answer
    x = 21,397.84

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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.