Home / 24,424.72-33,693.40-15,456.80

Finding the Fourth Proportional to 24,424.72, 33,693.40 and 15,456.80

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Solution

The fourth proportional to 24,424.72, 33,693.40 and 15,456.80 is: 21,322.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,424.72 : 33,693.40 = 15,456.80 : x
  2. Step 2: Convert to fraction form
    24,424.72/33,693.40 = 15,456.80/x
  3. Step 3: Cross multiply
    24,424.72x = 33,693.40 × 15,456.80
  4. Step 4: Simplify right side
    24,424.72x = 520,792,145.12
  5. Step 5: Solve for x
    x = 520,792,145.12/24,424.72
  6. Step 6: Final answer
    x = 21,322.34

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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.