Home / 42,186.62-63,280.07-15,884.30

Finding the Fourth Proportional to 42,186.62, 63,280.07 and 15,884.30

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Solution

The fourth proportional to 42,186.62, 63,280.07 and 15,884.30 is: 23,826.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,186.62 : 63,280.07 = 15,884.30 : x
  2. Step 2: Convert to fraction form
    42,186.62/63,280.07 = 15,884.30/x
  3. Step 3: Cross multiply
    42,186.62x = 63,280.07 × 15,884.30
  4. Step 4: Simplify right side
    42,186.62x = 1,005,159,615.90
  5. Step 5: Solve for x
    x = 1,005,159,615.90/42,186.62
  6. Step 6: Final answer
    x = 23,826.50

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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.