Home / 51,211.08-76,864.20-26,268.96

Finding the Fourth Proportional to 51,211.08, 76,864.20 and 26,268.96

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Solution

The fourth proportional to 51,211.08, 76,864.20 and 26,268.96 is: 39,427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,211.08 : 76,864.20 = 26,268.96 : x
  2. Step 2: Convert to fraction form
    51,211.08/76,864.20 = 26,268.96/x
  3. Step 3: Cross multiply
    51,211.08x = 76,864.20 × 26,268.96
  4. Step 4: Simplify right side
    51,211.08x = 2,019,142,595.23
  5. Step 5: Solve for x
    x = 2,019,142,595.23/51,211.08
  6. Step 6: Final answer
    x = 39,427.85

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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.