Home / 31,939.40-47,850.72-23,152.52

Finding the Fourth Proportional to 31,939.40, 47,850.72 and 23,152.52

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Solution

The fourth proportional to 31,939.40, 47,850.72 and 23,152.52 is: 34,686.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,939.40 : 47,850.72 = 23,152.52 : x
  2. Step 2: Convert to fraction form
    31,939.40/47,850.72 = 23,152.52/x
  3. Step 3: Cross multiply
    31,939.40x = 47,850.72 × 23,152.52
  4. Step 4: Simplify right side
    31,939.40x = 1,107,864,751.81
  5. Step 5: Solve for x
    x = 1,107,864,751.81/31,939.40
  6. Step 6: Final answer
    x = 34,686.46

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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.