Home / 51,438.12-77,095.53-26,489.94

Finding the Fourth Proportional to 51,438.12, 77,095.53 and 26,489.94

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Solution

The fourth proportional to 51,438.12, 77,095.53 and 26,489.94 is: 39,703.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,438.12 : 77,095.53 = 26,489.94 : x
  2. Step 2: Convert to fraction form
    51,438.12/77,095.53 = 26,489.94/x
  3. Step 3: Cross multiply
    51,438.12x = 77,095.53 × 26,489.94
  4. Step 4: Simplify right side
    51,438.12x = 2,042,255,963.97
  5. Step 5: Solve for x
    x = 2,042,255,963.97/51,438.12
  6. Step 6: Final answer
    x = 39,703.16

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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.