Home / 15,071.10-22,608-3,977.64

Finding the Fourth Proportional to 15,071.10, 22,608 and 3,977.64

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Solution

The fourth proportional to 15,071.10, 22,608 and 3,977.64 is: 5,966.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071.10 : 22,608 = 3,977.64 : x
  2. Step 2: Convert to fraction form
    15,071.10/22,608 = 3,977.64/x
  3. Step 3: Cross multiply
    15,071.10x = 22,608 × 3,977.64
  4. Step 4: Simplify right side
    15,071.10x = 89,926,485.12
  5. Step 5: Solve for x
    x = 89,926,485.12/15,071.10
  6. Step 6: Final answer
    x = 5,966.82

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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.