Home / 23,044.46-31,794.98-12,972.30

Finding the Fourth Proportional to 23,044.46, 31,794.98 and 12,972.30

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Solution

The fourth proportional to 23,044.46, 31,794.98 and 12,972.30 is: 17,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,044.46 : 31,794.98 = 12,972.30 : x
  2. Step 2: Convert to fraction form
    23,044.46/31,794.98 = 12,972.30/x
  3. Step 3: Cross multiply
    23,044.46x = 31,794.98 × 12,972.30
  4. Step 4: Simplify right side
    23,044.46x = 412,453,954.19
  5. Step 5: Solve for x
    x = 412,453,954.19/23,044.46
  6. Step 6: Final answer
    x = 17,898.19

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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.