Home / 47,941.76-66,161.88-26,721.18

Finding the Fourth Proportional to 47,941.76, 66,161.88 and 26,721.18

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Solution

The fourth proportional to 47,941.76, 66,161.88 and 26,721.18 is: 36,876.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,941.76 : 66,161.88 = 26,721.18 : x
  2. Step 2: Convert to fraction form
    47,941.76/66,161.88 = 26,721.18/x
  3. Step 3: Cross multiply
    47,941.76x = 66,161.88 × 26,721.18
  4. Step 4: Simplify right side
    47,941.76x = 1,767,923,504.62
  5. Step 5: Solve for x
    x = 1,767,923,504.62/47,941.76
  6. Step 6: Final answer
    x = 36,876.49

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1.5x scale

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.