Home / 10,542.44-14,515.26-9,282.62

Finding the Fourth Proportional to 10,542.44, 14,515.26 and 9,282.62

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Solution

The fourth proportional to 10,542.44, 14,515.26 and 9,282.62 is: 12,780.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542.44 : 14,515.26 = 9,282.62 : x
  2. Step 2: Convert to fraction form
    10,542.44/14,515.26 = 9,282.62/x
  3. Step 3: Cross multiply
    10,542.44x = 14,515.26 × 9,282.62
  4. Step 4: Simplify right side
    10,542.44x = 134,739,642.78
  5. Step 5: Solve for x
    x = 134,739,642.78/10,542.44
  6. Step 6: Final answer
    x = 12,780.69

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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.