Home / 31,522.89-43,500.99-17,182.86

Finding the Fourth Proportional to 31,522.89, 43,500.99 and 17,182.86

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Solution

The fourth proportional to 31,522.89, 43,500.99 and 17,182.86 is: 23,712.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,522.89 : 43,500.99 = 17,182.86 : x
  2. Step 2: Convert to fraction form
    31,522.89/43,500.99 = 17,182.86/x
  3. Step 3: Cross multiply
    31,522.89x = 43,500.99 × 17,182.86
  4. Step 4: Simplify right side
    31,522.89x = 747,471,322.34
  5. Step 5: Solve for x
    x = 747,471,322.34/31,522.89
  6. Step 6: Final answer
    x = 23,712.01

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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.