Home / 15,078.22-22,585.43-9,528.71

Finding the Fourth Proportional to 15,078.22, 22,585.43 and 9,528.71

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Solution

The fourth proportional to 15,078.22, 22,585.43 and 9,528.71 is: 14,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,078.22 : 22,585.43 = 9,528.71 : x
  2. Step 2: Convert to fraction form
    15,078.22/22,585.43 = 9,528.71/x
  3. Step 3: Cross multiply
    15,078.22x = 22,585.43 × 9,528.71
  4. Step 4: Simplify right side
    15,078.22x = 215,209,923.59
  5. Step 5: Solve for x
    x = 215,209,923.59/15,078.22
  6. Step 6: Final answer
    x = 14,272.90

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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.