Home / 51,301.45-76,810.48-26,287.64

Finding the Fourth Proportional to 51,301.45, 76,810.48 and 26,287.64

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Solution

The fourth proportional to 51,301.45, 76,810.48 and 26,287.64 is: 39,358.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,301.45 : 76,810.48 = 26,287.64 : x
  2. Step 2: Convert to fraction form
    51,301.45/76,810.48 = 26,287.64/x
  3. Step 3: Cross multiply
    51,301.45x = 76,810.48 × 26,287.64
  4. Step 4: Simplify right side
    51,301.45x = 2,019,166,084.74
  5. Step 5: Solve for x
    x = 2,019,166,084.74/51,301.45
  6. Step 6: Final answer
    x = 39,358.85

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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.