Home / 10,049.22-15,071.85-7,392.02

Finding the Fourth Proportional to 10,049.22, 15,071.85 and 7,392.02

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Solution

The fourth proportional to 10,049.22, 15,071.85 and 7,392.02 is: 11,086.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,049.22 : 15,071.85 = 7,392.02 : x
  2. Step 2: Convert to fraction form
    10,049.22/15,071.85 = 7,392.02/x
  3. Step 3: Cross multiply
    10,049.22x = 15,071.85 × 7,392.02
  4. Step 4: Simplify right side
    10,049.22x = 111,411,341.28
  5. Step 5: Solve for x
    x = 111,411,341.28/10,049.22
  6. Step 6: Final answer
    x = 11,086.57

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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.