Home / 31,697.24-43,743.55-17,550.08

Finding the Fourth Proportional to 31,697.24, 43,743.55 and 17,550.08

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Solution

The fourth proportional to 31,697.24, 43,743.55 and 17,550.08 is: 24,219.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,697.24 : 43,743.55 = 17,550.08 : x
  2. Step 2: Convert to fraction form
    31,697.24/43,743.55 = 17,550.08/x
  3. Step 3: Cross multiply
    31,697.24x = 43,743.55 × 17,550.08
  4. Step 4: Simplify right side
    31,697.24x = 767,702,801.98
  5. Step 5: Solve for x
    x = 767,702,801.98/31,697.24
  6. Step 6: Final answer
    x = 24,219.87

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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.