Home / 23,347.24-32,218.50-13,276.78

Finding the Fourth Proportional to 23,347.24, 32,218.50 and 13,276.78

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Solution

The fourth proportional to 23,347.24, 32,218.50 and 13,276.78 is: 18,321.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,347.24 : 32,218.50 = 13,276.78 : x
  2. Step 2: Convert to fraction form
    23,347.24/32,218.50 = 13,276.78/x
  3. Step 3: Cross multiply
    23,347.24x = 32,218.50 × 13,276.78
  4. Step 4: Simplify right side
    23,347.24x = 427,757,936.43
  5. Step 5: Solve for x
    x = 427,757,936.43/23,347.24
  6. Step 6: Final answer
    x = 18,321.56

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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.