Home / 24,775.40-34,195.27-15,821.35

Finding the Fourth Proportional to 24,775.40, 34,195.27 and 15,821.35

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Solution

The fourth proportional to 24,775.40, 34,195.27 and 15,821.35 is: 21,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,775.40 : 34,195.27 = 15,821.35 : x
  2. Step 2: Convert to fraction form
    24,775.40/34,195.27 = 15,821.35/x
  3. Step 3: Cross multiply
    24,775.40x = 34,195.27 × 15,821.35
  4. Step 4: Simplify right side
    24,775.40x = 541,015,335.01
  5. Step 5: Solve for x
    x = 541,015,335.01/24,775.40
  6. Step 6: Final answer
    x = 21,836.80

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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.