Home / 15,101.10-22,655.55-5,741.28

Finding the Fourth Proportional to 15,101.10, 22,655.55 and 5,741.28

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Solution

The fourth proportional to 15,101.10, 22,655.55 and 5,741.28 is: 8,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,101.10 : 22,655.55 = 5,741.28 : x
  2. Step 2: Convert to fraction form
    15,101.10/22,655.55 = 5,741.28/x
  3. Step 3: Cross multiply
    15,101.10x = 22,655.55 × 5,741.28
  4. Step 4: Simplify right side
    15,101.10x = 130,071,856.10
  5. Step 5: Solve for x
    x = 130,071,856.10/15,101.10
  6. Step 6: Final answer
    x = 8,613.40

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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.