Home / 36,295.68-54,656.70-31,670.85

Finding the Fourth Proportional to 36,295.68, 54,656.70 and 31,670.85

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Solution

The fourth proportional to 36,295.68, 54,656.70 and 31,670.85 is: 47,692.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,295.68 : 54,656.70 = 31,670.85 : x
  2. Step 2: Convert to fraction form
    36,295.68/54,656.70 = 31,670.85/x
  3. Step 3: Cross multiply
    36,295.68x = 54,656.70 × 31,670.85
  4. Step 4: Simplify right side
    36,295.68x = 1,731,024,147.20
  5. Step 5: Solve for x
    x = 1,731,024,147.20/36,295.68
  6. Step 6: Final answer
    x = 47,692.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.