Home / 24,426.80-36,644.59-8,640.98

Finding the Fourth Proportional to 24,426.80, 36,644.59 and 8,640.98

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Solution

The fourth proportional to 24,426.80, 36,644.59 and 8,640.98 is: 12,963.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,426.80 : 36,644.59 = 8,640.98 : x
  2. Step 2: Convert to fraction form
    24,426.80/36,644.59 = 8,640.98/x
  3. Step 3: Cross multiply
    24,426.80x = 36,644.59 × 8,640.98
  4. Step 4: Simplify right side
    24,426.80x = 316,645,126.09
  5. Step 5: Solve for x
    x = 316,645,126.09/24,426.80
  6. Step 6: Final answer
    x = 12,963.02

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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.