Home / 31,385.16-43,349.84-23,462.56

Finding the Fourth Proportional to 31,385.16, 43,349.84 and 23,462.56

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Solution

The fourth proportional to 31,385.16, 43,349.84 and 23,462.56 is: 32,406.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,385.16 : 43,349.84 = 23,462.56 : x
  2. Step 2: Convert to fraction form
    31,385.16/43,349.84 = 23,462.56/x
  3. Step 3: Cross multiply
    31,385.16x = 43,349.84 × 23,462.56
  4. Step 4: Simplify right side
    31,385.16x = 1,017,098,221.99
  5. Step 5: Solve for x
    x = 1,017,098,221.99/31,385.16
  6. Step 6: Final answer
    x = 32,406.98

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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.