Home / 28,471.50-39,159.45-24,928.56

Finding the Fourth Proportional to 28,471.50, 39,159.45 and 24,928.56

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Solution

The fourth proportional to 28,471.50, 39,159.45 and 24,928.56 is: 34,286.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,471.50 : 39,159.45 = 24,928.56 : x
  2. Step 2: Convert to fraction form
    28,471.50/39,159.45 = 24,928.56/x
  3. Step 3: Cross multiply
    28,471.50x = 39,159.45 × 24,928.56
  4. Step 4: Simplify right side
    28,471.50x = 976,188,698.89
  5. Step 5: Solve for x
    x = 976,188,698.89/28,471.50
  6. Step 6: Final answer
    x = 34,286.52

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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.