Home / 31,881.60-44,000.08-18,452.64

Finding the Fourth Proportional to 31,881.60, 44,000.08 and 18,452.64

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Solution

The fourth proportional to 31,881.60, 44,000.08 and 18,452.64 is: 25,466.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,881.60 : 44,000.08 = 18,452.64 : x
  2. Step 2: Convert to fraction form
    31,881.60/44,000.08 = 18,452.64/x
  3. Step 3: Cross multiply
    31,881.60x = 44,000.08 × 18,452.64
  4. Step 4: Simplify right side
    31,881.60x = 811,917,636.21
  5. Step 5: Solve for x
    x = 811,917,636.21/31,881.60
  6. Step 6: Final answer
    x = 25,466.65

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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.