Home / 28,694.55-39,597.68-15,947.41

Finding the Fourth Proportional to 28,694.55, 39,597.68 and 15,947.41

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Solution

The fourth proportional to 28,694.55, 39,597.68 and 15,947.41 is: 22,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,694.55 : 39,597.68 = 15,947.41 : x
  2. Step 2: Convert to fraction form
    28,694.55/39,597.68 = 15,947.41/x
  3. Step 3: Cross multiply
    28,694.55x = 39,597.68 × 15,947.41
  4. Step 4: Simplify right side
    28,694.55x = 631,480,438.01
  5. Step 5: Solve for x
    x = 631,480,438.01/28,694.55
  6. Step 6: Final answer
    x = 22,006.98

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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.