Home / 23,026.24-31,778.04-12,954.07

Finding the Fourth Proportional to 23,026.24, 31,778.04 and 12,954.07

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Solution

The fourth proportional to 23,026.24, 31,778.04 and 12,954.07 is: 17,877.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,026.24 : 31,778.04 = 12,954.07 : x
  2. Step 2: Convert to fraction form
    23,026.24/31,778.04 = 12,954.07/x
  3. Step 3: Cross multiply
    23,026.24x = 31,778.04 × 12,954.07
  4. Step 4: Simplify right side
    23,026.24x = 411,654,954.62
  5. Step 5: Solve for x
    x = 411,654,954.62/23,026.24
  6. Step 6: Final answer
    x = 17,877.65

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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.