Home / 31,875.14-47,833.77-31,628.90

Finding the Fourth Proportional to 31,875.14, 47,833.77 and 31,628.90

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Solution

The fourth proportional to 31,875.14, 47,833.77 and 31,628.90 is: 47,464.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,875.14 : 47,833.77 = 31,628.90 : x
  2. Step 2: Convert to fraction form
    31,875.14/47,833.77 = 31,628.90/x
  3. Step 3: Cross multiply
    31,875.14x = 47,833.77 × 31,628.90
  4. Step 4: Simplify right side
    31,875.14x = 1,512,929,288.78
  5. Step 5: Solve for x
    x = 1,512,929,288.78/31,875.14
  6. Step 6: Final answer
    x = 47,464.25

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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.