Home / 47,945.96-66,166.98-26,729.72

Finding the Fourth Proportional to 47,945.96, 66,166.98 and 26,729.72

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Solution

The fourth proportional to 47,945.96, 66,166.98 and 26,729.72 is: 36,887.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,945.96 : 66,166.98 = 26,729.72 : x
  2. Step 2: Convert to fraction form
    47,945.96/66,166.98 = 26,729.72/x
  3. Step 3: Cross multiply
    47,945.96x = 66,166.98 × 26,729.72
  4. Step 4: Simplify right side
    47,945.96x = 1,768,624,848.65
  5. Step 5: Solve for x
    x = 1,768,624,848.65/47,945.96
  6. Step 6: Final answer
    x = 36,887.88

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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.