Home / 27,323.17-40,990.20-8,607.93

Finding the Fourth Proportional to 27,323.17, 40,990.20 and 8,607.93

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Solution

The fourth proportional to 27,323.17, 40,990.20 and 8,607.93 is: 12,913.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323.17 : 40,990.20 = 8,607.93 : x
  2. Step 2: Convert to fraction form
    27,323.17/40,990.20 = 8,607.93/x
  3. Step 3: Cross multiply
    27,323.17x = 40,990.20 × 8,607.93
  4. Step 4: Simplify right side
    27,323.17x = 352,840,772.29
  5. Step 5: Solve for x
    x = 352,840,772.29/27,323.17
  6. Step 6: Final answer
    x = 12,913.61

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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.