Home / 13,552.65-20,329.01-8,876.58

Finding the Fourth Proportional to 13,552.65, 20,329.01 and 8,876.58

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Solution

The fourth proportional to 13,552.65, 20,329.01 and 8,876.58 is: 13,314.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.65 : 20,329.01 = 8,876.58 : x
  2. Step 2: Convert to fraction form
    13,552.65/20,329.01 = 8,876.58/x
  3. Step 3: Cross multiply
    13,552.65x = 20,329.01 × 8,876.58
  4. Step 4: Simplify right side
    13,552.65x = 180,452,083.59
  5. Step 5: Solve for x
    x = 180,452,083.59/13,552.65
  6. Step 6: Final answer
    x = 13,314.89

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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.