Home / 24,872.40-34,322.81-13,541.90

Finding the Fourth Proportional to 24,872.40, 34,322.81 and 13,541.90

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Solution

The fourth proportional to 24,872.40, 34,322.81 and 13,541.90 is: 18,687.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,872.40 : 34,322.81 = 13,541.90 : x
  2. Step 2: Convert to fraction form
    24,872.40/34,322.81 = 13,541.90/x
  3. Step 3: Cross multiply
    24,872.40x = 34,322.81 × 13,541.90
  4. Step 4: Simplify right side
    24,872.40x = 464,795,821.42
  5. Step 5: Solve for x
    x = 464,795,821.42/24,872.40
  6. Step 6: Final answer
    x = 18,687.21

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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.