Home / 47,855.50-66,039.18-26,634.30

Finding the Fourth Proportional to 47,855.50, 66,039.18 and 26,634.30

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Solution

The fourth proportional to 47,855.50, 66,039.18 and 26,634.30 is: 36,754.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.50 : 66,039.18 = 26,634.30 : x
  2. Step 2: Convert to fraction form
    47,855.50/66,039.18 = 26,634.30/x
  3. Step 3: Cross multiply
    47,855.50x = 66,039.18 × 26,634.30
  4. Step 4: Simplify right side
    47,855.50x = 1,758,907,331.87
  5. Step 5: Solve for x
    x = 1,758,907,331.87/47,855.50
  6. Step 6: Final answer
    x = 36,754.55

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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.