Home / 23,044.04-31,801.80-13,612.64

Finding the Fourth Proportional to 23,044.04, 31,801.80 and 13,612.64

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Solution

The fourth proportional to 23,044.04, 31,801.80 and 13,612.64 is: 18,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,044.04 : 31,801.80 = 13,612.64 : x
  2. Step 2: Convert to fraction form
    23,044.04/31,801.80 = 13,612.64/x
  3. Step 3: Cross multiply
    23,044.04x = 31,801.80 × 13,612.64
  4. Step 4: Simplify right side
    23,044.04x = 432,906,454.75
  5. Step 5: Solve for x
    x = 432,906,454.75/23,044.04
  6. Step 6: Final answer
    x = 18,786.05

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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.