Home / 23,209.19-32,017.03-15,645.95

Finding the Fourth Proportional to 23,209.19, 32,017.03 and 15,645.95

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Solution

The fourth proportional to 23,209.19, 32,017.03 and 15,645.95 is: 21,583.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,209.19 : 32,017.03 = 15,645.95 : x
  2. Step 2: Convert to fraction form
    23,209.19/32,017.03 = 15,645.95/x
  3. Step 3: Cross multiply
    23,209.19x = 32,017.03 × 15,645.95
  4. Step 4: Simplify right side
    23,209.19x = 500,936,651.33
  5. Step 5: Solve for x
    x = 500,936,651.33/23,209.19
  6. Step 6: Final answer
    x = 21,583.55

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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.