Home / 23,640.27-32,623.14-12,885.24

Finding the Fourth Proportional to 23,640.27, 32,623.14 and 12,885.24

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Solution

The fourth proportional to 23,640.27, 32,623.14 and 12,885.24 is: 17,781.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640.27 : 32,623.14 = 12,885.24 : x
  2. Step 2: Convert to fraction form
    23,640.27/32,623.14 = 12,885.24/x
  3. Step 3: Cross multiply
    23,640.27x = 32,623.14 × 12,885.24
  4. Step 4: Simplify right side
    23,640.27x = 420,356,988.45
  5. Step 5: Solve for x
    x = 420,356,988.45/23,640.27
  6. Step 6: Final answer
    x = 17,781.40

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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.