Home / 23,519.90-35,285.54-13,531.04

Finding the Fourth Proportional to 23,519.90, 35,285.54 and 13,531.04

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Solution

The fourth proportional to 23,519.90, 35,285.54 and 13,531.04 is: 20,299.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,519.90 : 35,285.54 = 13,531.04 : x
  2. Step 2: Convert to fraction form
    23,519.90/35,285.54 = 13,531.04/x
  3. Step 3: Cross multiply
    23,519.90x = 35,285.54 × 13,531.04
  4. Step 4: Simplify right side
    23,519.90x = 477,449,985.51
  5. Step 5: Solve for x
    x = 477,449,985.51/23,519.90
  6. Step 6: Final answer
    x = 20,299.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.