Home / 18,281.52-25,229.88-10,326.24

Finding the Fourth Proportional to 18,281.52, 25,229.88 and 10,326.24

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Solution

The fourth proportional to 18,281.52, 25,229.88 and 10,326.24 is: 14,250.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281.52 : 25,229.88 = 10,326.24 : x
  2. Step 2: Convert to fraction form
    18,281.52/25,229.88 = 10,326.24/x
  3. Step 3: Cross multiply
    18,281.52x = 25,229.88 × 10,326.24
  4. Step 4: Simplify right side
    18,281.52x = 260,529,796.05
  5. Step 5: Solve for x
    x = 260,529,796.05/18,281.52
  6. Step 6: Final answer
    x = 14,250.99

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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.