Home / 51,265.40-76,870.68-26,295.24

Finding the Fourth Proportional to 51,265.40, 76,870.68 and 26,295.24

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Solution

The fourth proportional to 51,265.40, 76,870.68 and 26,295.24 is: 39,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,265.40 : 76,870.68 = 26,295.24 : x
  2. Step 2: Convert to fraction form
    51,265.40/76,870.68 = 26,295.24/x
  3. Step 3: Cross multiply
    51,265.40x = 76,870.68 × 26,295.24
  4. Step 4: Simplify right side
    51,265.40x = 2,021,332,979.56
  5. Step 5: Solve for x
    x = 2,021,332,979.56/51,265.40
  6. Step 6: Final answer
    x = 39,428.80

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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.