Home / 14,049.01-19,389.57-8,080.57

Finding the Fourth Proportional to 14,049.01, 19,389.57 and 8,080.57

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Solution

The fourth proportional to 14,049.01, 19,389.57 and 8,080.57 is: 11,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.01 : 19,389.57 = 8,080.57 : x
  2. Step 2: Convert to fraction form
    14,049.01/19,389.57 = 8,080.57/x
  3. Step 3: Cross multiply
    14,049.01x = 19,389.57 × 8,080.57
  4. Step 4: Simplify right side
    14,049.01x = 156,678,680.71
  5. Step 5: Solve for x
    x = 156,678,680.71/14,049.01
  6. Step 6: Final answer
    x = 11,152.30

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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.