Home / 40,715.55-60,983.07-31,286.16

Finding the Fourth Proportional to 40,715.55, 60,983.07 and 31,286.16

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Solution

The fourth proportional to 40,715.55, 60,983.07 and 31,286.16 is: 46,859.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,715.55 : 60,983.07 = 31,286.16 : x
  2. Step 2: Convert to fraction form
    40,715.55/60,983.07 = 31,286.16/x
  3. Step 3: Cross multiply
    40,715.55x = 60,983.07 × 31,286.16
  4. Step 4: Simplify right side
    40,715.55x = 1,907,926,085.31
  5. Step 5: Solve for x
    x = 1,907,926,085.31/40,715.55
  6. Step 6: Final answer
    x = 46,859.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.