Home / 31,742.85-43,807.73-17,600.25

Finding the Fourth Proportional to 31,742.85, 43,807.73 and 17,600.25

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Solution

The fourth proportional to 31,742.85, 43,807.73 and 17,600.25 is: 24,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,742.85 : 43,807.73 = 17,600.25 : x
  2. Step 2: Convert to fraction form
    31,742.85/43,807.73 = 17,600.25/x
  3. Step 3: Cross multiply
    31,742.85x = 43,807.73 × 17,600.25
  4. Step 4: Simplify right side
    31,742.85x = 771,026,911.93
  5. Step 5: Solve for x
    x = 771,026,911.93/31,742.85
  6. Step 6: Final answer
    x = 24,289.78

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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.