Home / 14,980.38-22,474.08-5,119.74

Finding the Fourth Proportional to 14,980.38, 22,474.08 and 5,119.74

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Solution

The fourth proportional to 14,980.38, 22,474.08 and 5,119.74 is: 7,680.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,980.38 : 22,474.08 = 5,119.74 : x
  2. Step 2: Convert to fraction form
    14,980.38/22,474.08 = 5,119.74/x
  3. Step 3: Cross multiply
    14,980.38x = 22,474.08 × 5,119.74
  4. Step 4: Simplify right side
    14,980.38x = 115,061,446.34
  5. Step 5: Solve for x
    x = 115,061,446.34/14,980.38
  6. Step 6: Final answer
    x = 7,680.81

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1.5x scale

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.