Home / 14,790.28-22,057.13-12,613

Finding the Fourth Proportional to 14,790.28, 22,057.13 and 12,613

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Solution

The fourth proportional to 14,790.28, 22,057.13 and 12,613 is: 18,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,790.28 : 22,057.13 = 12,613 : x
  2. Step 2: Convert to fraction form
    14,790.28/22,057.13 = 12,613/x
  3. Step 3: Cross multiply
    14,790.28x = 22,057.13 × 12,613
  4. Step 4: Simplify right side
    14,790.28x = 278,206,580.69
  5. Step 5: Solve for x
    x = 278,206,580.69/14,790.28
  6. Step 6: Final answer
    x = 18,810.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.