Home / 23,830.90-32,890.59-13,223.95

Finding the Fourth Proportional to 23,830.90, 32,890.59 and 13,223.95

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Solution

The fourth proportional to 23,830.90, 32,890.59 and 13,223.95 is: 18,251.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,830.90 : 32,890.59 = 13,223.95 : x
  2. Step 2: Convert to fraction form
    23,830.90/32,890.59 = 13,223.95/x
  3. Step 3: Cross multiply
    23,830.90x = 32,890.59 × 13,223.95
  4. Step 4: Simplify right side
    23,830.90x = 434,943,517.63
  5. Step 5: Solve for x
    x = 434,943,517.63/23,830.90
  6. Step 6: Final answer
    x = 18,251.24

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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.