Home / 23,415.60-35,092.76-20,446.56

Finding the Fourth Proportional to 23,415.60, 35,092.76 and 20,446.56

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Solution

The fourth proportional to 23,415.60, 35,092.76 and 20,446.56 is: 30,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,415.60 : 35,092.76 = 20,446.56 : x
  2. Step 2: Convert to fraction form
    23,415.60/35,092.76 = 20,446.56/x
  3. Step 3: Cross multiply
    23,415.60x = 35,092.76 × 20,446.56
  4. Step 4: Simplify right side
    23,415.60x = 717,526,120.67
  5. Step 5: Solve for x
    x = 717,526,120.67/23,415.60
  6. Step 6: Final answer
    x = 30,643.08

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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.