Home / 23,098.74-31,874.36-13,029.66

Finding the Fourth Proportional to 23,098.74, 31,874.36 and 13,029.66

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Solution

The fourth proportional to 23,098.74, 31,874.36 and 13,029.66 is: 17,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,098.74 : 31,874.36 = 13,029.66 : x
  2. Step 2: Convert to fraction form
    23,098.74/31,874.36 = 13,029.66/x
  3. Step 3: Cross multiply
    23,098.74x = 31,874.36 × 13,029.66
  4. Step 4: Simplify right side
    23,098.74x = 415,312,008.37
  5. Step 5: Solve for x
    x = 415,312,008.37/23,098.74
  6. Step 6: Final answer
    x = 17,979.85

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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.