Home / 18,229.12-25,156.25-10,573.90

Finding the Fourth Proportional to 18,229.12, 25,156.25 and 10,573.90

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Solution

The fourth proportional to 18,229.12, 25,156.25 and 10,573.90 is: 14,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,229.12 : 25,156.25 = 10,573.90 : x
  2. Step 2: Convert to fraction form
    18,229.12/25,156.25 = 10,573.90/x
  3. Step 3: Cross multiply
    18,229.12x = 25,156.25 × 10,573.90
  4. Step 4: Simplify right side
    18,229.12x = 265,999,671.88
  5. Step 5: Solve for x
    x = 265,999,671.88/18,229.12
  6. Step 6: Final answer
    x = 14,592.02

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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.