Home / 34,766.12-47,977.56-18,850.61

Finding the Fourth Proportional to 34,766.12, 47,977.56 and 18,850.61

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Solution

The fourth proportional to 34,766.12, 47,977.56 and 18,850.61 is: 26,014.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,766.12 : 47,977.56 = 18,850.61 : x
  2. Step 2: Convert to fraction form
    34,766.12/47,977.56 = 18,850.61/x
  3. Step 3: Cross multiply
    34,766.12x = 47,977.56 × 18,850.61
  4. Step 4: Simplify right side
    34,766.12x = 904,405,938.17
  5. Step 5: Solve for x
    x = 904,405,938.17/34,766.12
  6. Step 6: Final answer
    x = 26,014.01

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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.