Home / 23,713.78-32,725.05-13,642.90

Finding the Fourth Proportional to 23,713.78, 32,725.05 and 13,642.90

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Solution

The fourth proportional to 23,713.78, 32,725.05 and 13,642.90 is: 18,827.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,713.78 : 32,725.05 = 13,642.90 : x
  2. Step 2: Convert to fraction form
    23,713.78/32,725.05 = 13,642.90/x
  3. Step 3: Cross multiply
    23,713.78x = 32,725.05 × 13,642.90
  4. Step 4: Simplify right side
    23,713.78x = 446,464,584.65
  5. Step 5: Solve for x
    x = 446,464,584.65/23,713.78
  6. Step 6: Final answer
    x = 18,827.22

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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.