Home / 25,568.51-38,352.93-8,928.55

Finding the Fourth Proportional to 25,568.51, 38,352.93 and 8,928.55

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Solution

The fourth proportional to 25,568.51, 38,352.93 and 8,928.55 is: 13,392.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,568.51 : 38,352.93 = 8,928.55 : x
  2. Step 2: Convert to fraction form
    25,568.51/38,352.93 = 8,928.55/x
  3. Step 3: Cross multiply
    25,568.51x = 38,352.93 × 8,928.55
  4. Step 4: Simplify right side
    25,568.51x = 342,436,053.15
  5. Step 5: Solve for x
    x = 342,436,053.15/25,568.51
  6. Step 6: Final answer
    x = 13,392.88

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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.