Home / 11,348.30-17,008.05-10,109.90

Finding the Fourth Proportional to 11,348.30, 17,008.05 and 10,109.90

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Solution

The fourth proportional to 11,348.30, 17,008.05 and 10,109.90 is: 15,152.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348.30 : 17,008.05 = 10,109.90 : x
  2. Step 2: Convert to fraction form
    11,348.30/17,008.05 = 10,109.90/x
  3. Step 3: Cross multiply
    11,348.30x = 17,008.05 × 10,109.90
  4. Step 4: Simplify right side
    11,348.30x = 171,949,684.70
  5. Step 5: Solve for x
    x = 171,949,684.70/11,348.30
  6. Step 6: Final answer
    x = 15,152.02

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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.