Home / 23,406.68-35,102.72-7,820.66

Finding the Fourth Proportional to 23,406.68, 35,102.72 and 7,820.66

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Solution

The fourth proportional to 23,406.68, 35,102.72 and 7,820.66 is: 11,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,406.68 : 35,102.72 = 7,820.66 : x
  2. Step 2: Convert to fraction form
    23,406.68/35,102.72 = 7,820.66/x
  3. Step 3: Cross multiply
    23,406.68x = 35,102.72 × 7,820.66
  4. Step 4: Simplify right side
    23,406.68x = 274,526,438.20
  5. Step 5: Solve for x
    x = 274,526,438.20/23,406.68
  6. Step 6: Final answer
    x = 11,728.55

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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.