Home / 37,534.65-51,679.78-31,857.56

Finding the Fourth Proportional to 37,534.65, 51,679.78 and 31,857.56

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Solution

The fourth proportional to 37,534.65, 51,679.78 and 31,857.56 is: 43,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,534.65 : 51,679.78 = 31,857.56 : x
  2. Step 2: Convert to fraction form
    37,534.65/51,679.78 = 31,857.56/x
  3. Step 3: Cross multiply
    37,534.65x = 51,679.78 × 31,857.56
  4. Step 4: Simplify right side
    37,534.65x = 1,646,391,692.14
  5. Step 5: Solve for x
    x = 1,646,391,692.14/37,534.65
  6. Step 6: Final answer
    x = 43,863.25

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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.