Home / 23,079.94-31,851.24-13,008.80

Finding the Fourth Proportional to 23,079.94, 31,851.24 and 13,008.80

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Solution

The fourth proportional to 23,079.94, 31,851.24 and 13,008.80 is: 17,952.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079.94 : 31,851.24 = 13,008.80 : x
  2. Step 2: Convert to fraction form
    23,079.94/31,851.24 = 13,008.80/x
  3. Step 3: Cross multiply
    23,079.94x = 31,851.24 × 13,008.80
  4. Step 4: Simplify right side
    23,079.94x = 414,346,410.91
  5. Step 5: Solve for x
    x = 414,346,410.91/23,079.94
  6. Step 6: Final answer
    x = 17,952.66

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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.