Home / 14,939.12-22,405.80-4,549.52

Finding the Fourth Proportional to 14,939.12, 22,405.80 and 4,549.52

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Solution

The fourth proportional to 14,939.12, 22,405.80 and 4,549.52 is: 6,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939.12 : 22,405.80 = 4,549.52 : x
  2. Step 2: Convert to fraction form
    14,939.12/22,405.80 = 4,549.52/x
  3. Step 3: Cross multiply
    14,939.12x = 22,405.80 × 4,549.52
  4. Step 4: Simplify right side
    14,939.12x = 101,935,635.22
  5. Step 5: Solve for x
    x = 101,935,635.22/14,939.12
  6. Step 6: Final answer
    x = 6,823.40

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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.