Home / 40,313.97-55,613.93-34,715.25

Finding the Fourth Proportional to 40,313.97, 55,613.93 and 34,715.25

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Solution

The fourth proportional to 40,313.97, 55,613.93 and 34,715.25 is: 47,890.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.97 : 55,613.93 = 34,715.25 : x
  2. Step 2: Convert to fraction form
    40,313.97/55,613.93 = 34,715.25/x
  3. Step 3: Cross multiply
    40,313.97x = 55,613.93 × 34,715.25
  4. Step 4: Simplify right side
    40,313.97x = 1,930,651,309.86
  5. Step 5: Solve for x
    x = 1,930,651,309.86/40,313.97
  6. Step 6: Final answer
    x = 47,890.38

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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.