Home / 14,109.16-19,461.78-9,079.96

Finding the Fourth Proportional to 14,109.16, 19,461.78 and 9,079.96

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Solution

The fourth proportional to 14,109.16, 19,461.78 and 9,079.96 is: 12,524.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109.16 : 19,461.78 = 9,079.96 : x
  2. Step 2: Convert to fraction form
    14,109.16/19,461.78 = 9,079.96/x
  3. Step 3: Cross multiply
    14,109.16x = 19,461.78 × 9,079.96
  4. Step 4: Simplify right side
    14,109.16x = 176,712,183.93
  5. Step 5: Solve for x
    x = 176,712,183.93/14,109.16
  6. Step 6: Final answer
    x = 12,524.64

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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.