Home / 10,141.44-15,194.71-9,114.27

Finding the Fourth Proportional to 10,141.44, 15,194.71 and 9,114.27

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Solution

The fourth proportional to 10,141.44, 15,194.71 and 9,114.27 is: 13,655.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,141.44 : 15,194.71 = 9,114.27 : x
  2. Step 2: Convert to fraction form
    10,141.44/15,194.71 = 9,114.27/x
  3. Step 3: Cross multiply
    10,141.44x = 15,194.71 × 9,114.27
  4. Step 4: Simplify right side
    10,141.44x = 138,488,689.51
  5. Step 5: Solve for x
    x = 138,488,689.51/10,141.44
  6. Step 6: Final answer
    x = 13,655.72

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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.