Home / 57,715.10-86,576.70-32,767.10

Finding the Fourth Proportional to 57,715.10, 86,576.70 and 32,767.10

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Solution

The fourth proportional to 57,715.10, 86,576.70 and 32,767.10 is: 49,152.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,715.10 : 86,576.70 = 32,767.10 : x
  2. Step 2: Convert to fraction form
    57,715.10/86,576.70 = 32,767.10/x
  3. Step 3: Cross multiply
    57,715.10x = 86,576.70 × 32,767.10
  4. Step 4: Simplify right side
    57,715.10x = 2,836,867,386.57
  5. Step 5: Solve for x
    x = 2,836,867,386.57/57,715.10
  6. Step 6: Final answer
    x = 49,152.95

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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.