Home / 15,010.41-20,712.93-8,294.96

Finding the Fourth Proportional to 15,010.41, 20,712.93 and 8,294.96

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Solution

The fourth proportional to 15,010.41, 20,712.93 and 8,294.96 is: 11,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.41 : 20,712.93 = 8,294.96 : x
  2. Step 2: Convert to fraction form
    15,010.41/20,712.93 = 8,294.96/x
  3. Step 3: Cross multiply
    15,010.41x = 20,712.93 × 8,294.96
  4. Step 4: Simplify right side
    15,010.41x = 171,812,876.66
  5. Step 5: Solve for x
    x = 171,812,876.66/15,010.41
  6. Step 6: Final answer
    x = 11,446.25

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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.