Home / 31,649.55-43,671.60-17,502.50

Finding the Fourth Proportional to 31,649.55, 43,671.60 and 17,502.50

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Solution

The fourth proportional to 31,649.55, 43,671.60 and 17,502.50 is: 24,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,649.55 : 43,671.60 = 17,502.50 : x
  2. Step 2: Convert to fraction form
    31,649.55/43,671.60 = 17,502.50/x
  3. Step 3: Cross multiply
    31,649.55x = 43,671.60 × 17,502.50
  4. Step 4: Simplify right side
    31,649.55x = 764,361,960.64
  5. Step 5: Solve for x
    x = 764,361,960.64/31,649.55
  6. Step 6: Final answer
    x = 24,150.80

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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.