Home / 17,666.71-24,381.55-12,013.99

Finding the Fourth Proportional to 17,666.71, 24,381.55 and 12,013.99

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Solution

The fourth proportional to 17,666.71, 24,381.55 and 12,013.99 is: 16,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666.71 : 24,381.55 = 12,013.99 : x
  2. Step 2: Convert to fraction form
    17,666.71/24,381.55 = 12,013.99/x
  3. Step 3: Cross multiply
    17,666.71x = 24,381.55 × 12,013.99
  4. Step 4: Simplify right side
    17,666.71x = 292,919,766.57
  5. Step 5: Solve for x
    x = 292,919,766.57/17,666.71
  6. Step 6: Final answer
    x = 16,580.33

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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.