Home / 23,990.09-36,001.62-8,407.71

Finding the Fourth Proportional to 23,990.09, 36,001.62 and 8,407.71

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Solution

The fourth proportional to 23,990.09, 36,001.62 and 8,407.71 is: 12,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,990.09 : 36,001.62 = 8,407.71 : x
  2. Step 2: Convert to fraction form
    23,990.09/36,001.62 = 8,407.71/x
  3. Step 3: Cross multiply
    23,990.09x = 36,001.62 × 8,407.71
  4. Step 4: Simplify right side
    23,990.09x = 302,691,180.49
  5. Step 5: Solve for x
    x = 302,691,180.49/23,990.09
  6. Step 6: Final answer
    x = 12,617.35

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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.