Home / 24,885.20-34,340.28-15,453.56

Finding the Fourth Proportional to 24,885.20, 34,340.28 and 15,453.56

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Solution

The fourth proportional to 24,885.20, 34,340.28 and 15,453.56 is: 21,325.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,885.20 : 34,340.28 = 15,453.56 : x
  2. Step 2: Convert to fraction form
    24,885.20/34,340.28 = 15,453.56/x
  3. Step 3: Cross multiply
    24,885.20x = 34,340.28 × 15,453.56
  4. Step 4: Simplify right side
    24,885.20x = 530,679,577.40
  5. Step 5: Solve for x
    x = 530,679,577.40/24,885.20
  6. Step 6: Final answer
    x = 21,325.11

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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.