Home / 18,134.67-25,026.30-10,177.50

Finding the Fourth Proportional to 18,134.67, 25,026.30 and 10,177.50

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Solution

The fourth proportional to 18,134.67, 25,026.30 and 10,177.50 is: 14,045.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134.67 : 25,026.30 = 10,177.50 : x
  2. Step 2: Convert to fraction form
    18,134.67/25,026.30 = 10,177.50/x
  3. Step 3: Cross multiply
    18,134.67x = 25,026.30 × 10,177.50
  4. Step 4: Simplify right side
    18,134.67x = 254,705,168.25
  5. Step 5: Solve for x
    x = 254,705,168.25/18,134.67
  6. Step 6: Final answer
    x = 14,045.21

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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.