Home / 31,869.59-47,804.36-15,179.00

Finding the Fourth Proportional to 31,869.59, 47,804.36 and 15,179.00

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Solution

The fourth proportional to 31,869.59, 47,804.36 and 15,179.00 is: 22,768.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,869.59 : 47,804.36 = 15,179.00 : x
  2. Step 2: Convert to fraction form
    31,869.59/47,804.36 = 15,179.00/x
  3. Step 3: Cross multiply
    31,869.59x = 47,804.36 × 15,179.00
  4. Step 4: Simplify right side
    31,869.59x = 725,622,065.52
  5. Step 5: Solve for x
    x = 725,622,065.52/31,869.59
  6. Step 6: Final answer
    x = 22,768.48

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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.