Home / 42,115.84-63,160.14-14,028.39

Finding the Fourth Proportional to 42,115.84, 63,160.14 and 14,028.39

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Solution

The fourth proportional to 42,115.84, 63,160.14 and 14,028.39 is: 21,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,115.84 : 63,160.14 = 14,028.39 : x
  2. Step 2: Convert to fraction form
    42,115.84/63,160.14 = 14,028.39/x
  3. Step 3: Cross multiply
    42,115.84x = 63,160.14 × 14,028.39
  4. Step 4: Simplify right side
    42,115.84x = 886,034,760.57
  5. Step 5: Solve for x
    x = 886,034,760.57/42,115.84
  6. Step 6: Final answer
    x = 21,038.04

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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.