Home / 40,576.48-60,863.12-18,389.76

Finding the Fourth Proportional to 40,576.48, 60,863.12 and 18,389.76

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Solution

The fourth proportional to 40,576.48, 60,863.12 and 18,389.76 is: 27,583.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,576.48 : 60,863.12 = 18,389.76 : x
  2. Step 2: Convert to fraction form
    40,576.48/60,863.12 = 18,389.76/x
  3. Step 3: Cross multiply
    40,576.48x = 60,863.12 × 18,389.76
  4. Step 4: Simplify right side
    40,576.48x = 1,119,258,169.65
  5. Step 5: Solve for x
    x = 1,119,258,169.65/40,576.48
  6. Step 6: Final answer
    x = 27,583.91

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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.