Home / 51,766.20-77,667.52-25,489.40

Finding the Fourth Proportional to 51,766.20, 77,667.52 and 25,489.40

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Solution

The fourth proportional to 51,766.20, 77,667.52 and 25,489.40 is: 38,243.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,766.20 : 77,667.52 = 25,489.40 : x
  2. Step 2: Convert to fraction form
    51,766.20/77,667.52 = 25,489.40/x
  3. Step 3: Cross multiply
    51,766.20x = 77,667.52 × 25,489.40
  4. Step 4: Simplify right side
    51,766.20x = 1,979,698,484.29
  5. Step 5: Solve for x
    x = 1,979,698,484.29/51,766.20
  6. Step 6: Final answer
    x = 38,243.07

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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.