Home / 47,900.50-66,104.71-26,679.76

Finding the Fourth Proportional to 47,900.50, 66,104.71 and 26,679.76

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Solution

The fourth proportional to 47,900.50, 66,104.71 and 26,679.76 is: 36,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,900.50 : 66,104.71 = 26,679.76 : x
  2. Step 2: Convert to fraction form
    47,900.50/66,104.71 = 26,679.76/x
  3. Step 3: Cross multiply
    47,900.50x = 66,104.71 × 26,679.76
  4. Step 4: Simplify right side
    47,900.50x = 1,763,657,797.67
  5. Step 5: Solve for x
    x = 1,763,657,797.67/47,900.50
  6. Step 6: Final answer
    x = 36,819.19

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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.