Home / 47,859.18-66,044.50-26,640.42

Finding the Fourth Proportional to 47,859.18, 66,044.50 and 26,640.42

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Solution

The fourth proportional to 47,859.18, 66,044.50 and 26,640.42 is: 36,763.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,859.18 : 66,044.50 = 26,640.42 : x
  2. Step 2: Convert to fraction form
    47,859.18/66,044.50 = 26,640.42/x
  3. Step 3: Cross multiply
    47,859.18x = 66,044.50 × 26,640.42
  4. Step 4: Simplify right side
    47,859.18x = 1,759,453,218.69
  5. Step 5: Solve for x
    x = 1,759,453,218.69/47,859.18
  6. Step 6: Final answer
    x = 36,763.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.