Home / 10,011.82-15,085.31-8,295.02

Finding the Fourth Proportional to 10,011.82, 15,085.31 and 8,295.02

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Solution

The fourth proportional to 10,011.82, 15,085.31 and 8,295.02 is: 12,498.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.82 : 15,085.31 = 8,295.02 : x
  2. Step 2: Convert to fraction form
    10,011.82/15,085.31 = 8,295.02/x
  3. Step 3: Cross multiply
    10,011.82x = 15,085.31 × 8,295.02
  4. Step 4: Simplify right side
    10,011.82x = 125,132,975.50
  5. Step 5: Solve for x
    x = 125,132,975.50/10,011.82
  6. Step 6: Final answer
    x = 12,498.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.