Home / 13,007.29-19,543.02-8,329.33

Finding the Fourth Proportional to 13,007.29, 19,543.02 and 8,329.33

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Solution

The fourth proportional to 13,007.29, 19,543.02 and 8,329.33 is: 12,514.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007.29 : 19,543.02 = 8,329.33 : x
  2. Step 2: Convert to fraction form
    13,007.29/19,543.02 = 8,329.33/x
  3. Step 3: Cross multiply
    13,007.29x = 19,543.02 × 8,329.33
  4. Step 4: Simplify right side
    13,007.29x = 162,780,262.78
  5. Step 5: Solve for x
    x = 162,780,262.78/13,007.29
  6. Step 6: Final answer
    x = 12,514.54

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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.