Home / 32,689.07-49,040.89-11,912.57

Finding the Fourth Proportional to 32,689.07, 49,040.89 and 11,912.57

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Solution

The fourth proportional to 32,689.07, 49,040.89 and 11,912.57 is: 17,871.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,689.07 : 49,040.89 = 11,912.57 : x
  2. Step 2: Convert to fraction form
    32,689.07/49,040.89 = 11,912.57/x
  3. Step 3: Cross multiply
    32,689.07x = 49,040.89 × 11,912.57
  4. Step 4: Simplify right side
    32,689.07x = 584,202,730.22
  5. Step 5: Solve for x
    x = 584,202,730.22/32,689.07
  6. Step 6: Final answer
    x = 17,871.50

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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.