Home / 40,262.79-60,394.74-12,183.06

Finding the Fourth Proportional to 40,262.79, 60,394.74 and 12,183.06

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Solution

The fourth proportional to 40,262.79, 60,394.74 and 12,183.06 is: 18,274.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,262.79 : 60,394.74 = 12,183.06 : x
  2. Step 2: Convert to fraction form
    40,262.79/60,394.74 = 12,183.06/x
  3. Step 3: Cross multiply
    40,262.79x = 60,394.74 × 12,183.06
  4. Step 4: Simplify right side
    40,262.79x = 735,792,741.10
  5. Step 5: Solve for x
    x = 735,792,741.10/40,262.79
  6. Step 6: Final answer
    x = 18,274.76

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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.