Home / 47,845.98-66,102.36-36,555

Finding the Fourth Proportional to 47,845.98, 66,102.36 and 36,555

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Solution

The fourth proportional to 47,845.98, 66,102.36 and 36,555 is: 50,503.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,845.98 : 66,102.36 = 36,555 : x
  2. Step 2: Convert to fraction form
    47,845.98/66,102.36 = 36,555/x
  3. Step 3: Cross multiply
    47,845.98x = 66,102.36 × 36,555
  4. Step 4: Simplify right side
    47,845.98x = 2,416,371,769.80
  5. Step 5: Solve for x
    x = 2,416,371,769.80/47,845.98
  6. Step 6: Final answer
    x = 50,503.13

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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.