Home / 14,047.46-19,386.06-8,079.13

Finding the Fourth Proportional to 14,047.46, 19,386.06 and 8,079.13

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Solution

The fourth proportional to 14,047.46, 19,386.06 and 8,079.13 is: 11,149.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.46 : 19,386.06 = 8,079.13 : x
  2. Step 2: Convert to fraction form
    14,047.46/19,386.06 = 8,079.13/x
  3. Step 3: Cross multiply
    14,047.46x = 19,386.06 × 8,079.13
  4. Step 4: Simplify right side
    14,047.46x = 156,622,498.93
  5. Step 5: Solve for x
    x = 156,622,498.93/14,047.46
  6. Step 6: Final answer
    x = 11,149.52

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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.