Home / 18,149.04-25,043.40-10,191.24

Finding the Fourth Proportional to 18,149.04, 25,043.40 and 10,191.24

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Solution

The fourth proportional to 18,149.04, 25,043.40 and 10,191.24 is: 14,062.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.04 : 25,043.40 = 10,191.24 : x
  2. Step 2: Convert to fraction form
    18,149.04/25,043.40 = 10,191.24/x
  3. Step 3: Cross multiply
    18,149.04x = 25,043.40 × 10,191.24
  4. Step 4: Simplify right side
    18,149.04x = 255,223,299.82
  5. Step 5: Solve for x
    x = 255,223,299.82/18,149.04
  6. Step 6: Final answer
    x = 14,062.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.