Home / 28,772.70-39,659.67-24,107.10

Finding the Fourth Proportional to 28,772.70, 39,659.67 and 24,107.10

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Solution

The fourth proportional to 28,772.70, 39,659.67 and 24,107.10 is: 33,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772.70 : 39,659.67 = 24,107.10 : x
  2. Step 2: Convert to fraction form
    28,772.70/39,659.67 = 24,107.10/x
  3. Step 3: Cross multiply
    28,772.70x = 39,659.67 × 24,107.10
  4. Step 4: Simplify right side
    28,772.70x = 956,079,630.66
  5. Step 5: Solve for x
    x = 956,079,630.66/28,772.70
  6. Step 6: Final answer
    x = 33,228.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.