Home / 18,250.50-25,189.36-10,292.88

Finding the Fourth Proportional to 18,250.50, 25,189.36 and 10,292.88

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Solution

The fourth proportional to 18,250.50, 25,189.36 and 10,292.88 is: 14,206.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.50 : 25,189.36 = 10,292.88 : x
  2. Step 2: Convert to fraction form
    18,250.50/25,189.36 = 10,292.88/x
  3. Step 3: Cross multiply
    18,250.50x = 25,189.36 × 10,292.88
  4. Step 4: Simplify right side
    18,250.50x = 259,271,034.02
  5. Step 5: Solve for x
    x = 259,271,034.02/18,250.50
  6. Step 6: Final answer
    x = 14,206.24

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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.