Home / 31,705.47-47,558.61-15,067.13

Finding the Fourth Proportional to 31,705.47, 47,558.61 and 15,067.13

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Solution

The fourth proportional to 31,705.47, 47,558.61 and 15,067.13 is: 22,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,705.47 : 47,558.61 = 15,067.13 : x
  2. Step 2: Convert to fraction form
    31,705.47/47,558.61 = 15,067.13/x
  3. Step 3: Cross multiply
    31,705.47x = 47,558.61 × 15,067.13
  4. Step 4: Simplify right side
    31,705.47x = 716,571,759.49
  5. Step 5: Solve for x
    x = 716,571,759.49/31,705.47
  6. Step 6: Final answer
    x = 22,600.89

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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.