Home / 31,885.92-44,001-17,738.64

Finding the Fourth Proportional to 31,885.92, 44,001 and 17,738.64

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Solution

The fourth proportional to 31,885.92, 44,001 and 17,738.64 is: 24,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,885.92 : 44,001 = 17,738.64 : x
  2. Step 2: Convert to fraction form
    31,885.92/44,001 = 17,738.64/x
  3. Step 3: Cross multiply
    31,885.92x = 44,001 × 17,738.64
  4. Step 4: Simplify right side
    31,885.92x = 780,517,898.64
  5. Step 5: Solve for x
    x = 780,517,898.64/31,885.92
  6. Step 6: Final answer
    x = 24,478.45

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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.