Home / 27,903.12-42,046.50-23,080.79

Finding the Fourth Proportional to 27,903.12, 42,046.50 and 23,080.79

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Solution

The fourth proportional to 27,903.12, 42,046.50 and 23,080.79 is: 34,779.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,903.12 : 42,046.50 = 23,080.79 : x
  2. Step 2: Convert to fraction form
    27,903.12/42,046.50 = 23,080.79/x
  3. Step 3: Cross multiply
    27,903.12x = 42,046.50 × 23,080.79
  4. Step 4: Simplify right side
    27,903.12x = 970,466,226.50
  5. Step 5: Solve for x
    x = 970,466,226.50/27,903.12
  6. Step 6: Final answer
    x = 34,779.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.