Home / 42,599.38-63,905.24-13,013.42

Finding the Fourth Proportional to 42,599.38, 63,905.24 and 13,013.42

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Solution

The fourth proportional to 42,599.38, 63,905.24 and 13,013.42 is: 19,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,599.38 : 63,905.24 = 13,013.42 : x
  2. Step 2: Convert to fraction form
    42,599.38/63,905.24 = 13,013.42/x
  3. Step 3: Cross multiply
    42,599.38x = 63,905.24 × 13,013.42
  4. Step 4: Simplify right side
    42,599.38x = 831,625,728.32
  5. Step 5: Solve for x
    x = 831,625,728.32/42,599.38
  6. Step 6: Final answer
    x = 19,522.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.