Home / 28,947.15-39,900.83-23,632.83

Finding the Fourth Proportional to 28,947.15, 39,900.83 and 23,632.83

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Solution

The fourth proportional to 28,947.15, 39,900.83 and 23,632.83 is: 32,575.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,947.15 : 39,900.83 = 23,632.83 : x
  2. Step 2: Convert to fraction form
    28,947.15/39,900.83 = 23,632.83/x
  3. Step 3: Cross multiply
    28,947.15x = 39,900.83 × 23,632.83
  4. Step 4: Simplify right side
    28,947.15x = 942,969,414.08
  5. Step 5: Solve for x
    x = 942,969,414.08/28,947.15
  6. Step 6: Final answer
    x = 32,575.55

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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.