Home / 18,849.30-28,259.97-9,482.46

Finding the Fourth Proportional to 18,849.30, 28,259.97 and 9,482.46

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Solution

The fourth proportional to 18,849.30, 28,259.97 and 9,482.46 is: 14,216.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849.30 : 28,259.97 = 9,482.46 : x
  2. Step 2: Convert to fraction form
    18,849.30/28,259.97 = 9,482.46/x
  3. Step 3: Cross multiply
    18,849.30x = 28,259.97 × 9,482.46
  4. Step 4: Simplify right side
    18,849.30x = 267,974,035.13
  5. Step 5: Solve for x
    x = 267,974,035.13/18,849.30
  6. Step 6: Final answer
    x = 14,216.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.