Home / 47,948.06-66,169.64-26,728.76

Finding the Fourth Proportional to 47,948.06, 66,169.64 and 26,728.76

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Solution

The fourth proportional to 47,948.06, 66,169.64 and 26,728.76 is: 36,886.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,948.06 : 66,169.64 = 26,728.76 : x
  2. Step 2: Convert to fraction form
    47,948.06/66,169.64 = 26,728.76/x
  3. Step 3: Cross multiply
    47,948.06x = 66,169.64 × 26,728.76
  4. Step 4: Simplify right side
    47,948.06x = 1,768,632,426.85
  5. Step 5: Solve for x
    x = 1,768,632,426.85/47,948.06
  6. Step 6: Final answer
    x = 36,886.42

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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.