Home / 40,391.75-60,596.61-12,313.99

Finding the Fourth Proportional to 40,391.75, 60,596.61 and 12,313.99

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Solution

The fourth proportional to 40,391.75, 60,596.61 and 12,313.99 is: 18,473.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,391.75 : 60,596.61 = 12,313.99 : x
  2. Step 2: Convert to fraction form
    40,391.75/60,596.61 = 12,313.99/x
  3. Step 3: Cross multiply
    40,391.75x = 60,596.61 × 12,313.99
  4. Step 4: Simplify right side
    40,391.75x = 746,185,842.19
  5. Step 5: Solve for x
    x = 746,185,842.19/40,391.75
  6. Step 6: Final answer
    x = 18,473.72

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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.