Home / 47,971.06-66,218.30-36,068.96

Finding the Fourth Proportional to 47,971.06, 66,218.30 and 36,068.96

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Solution

The fourth proportional to 47,971.06, 66,218.30 and 36,068.96 is: 49,788.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,971.06 : 66,218.30 = 36,068.96 : x
  2. Step 2: Convert to fraction form
    47,971.06/66,218.30 = 36,068.96/x
  3. Step 3: Cross multiply
    47,971.06x = 66,218.30 × 36,068.96
  4. Step 4: Simplify right side
    47,971.06x = 2,388,425,213.97
  5. Step 5: Solve for x
    x = 2,388,425,213.97/47,971.06
  6. Step 6: Final answer
    x = 49,788.88

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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.