Home / 39,516.39-54,528.77-22,521.57

Finding the Fourth Proportional to 39,516.39, 54,528.77 and 22,521.57

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Solution

The fourth proportional to 39,516.39, 54,528.77 and 22,521.57 is: 31,077.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,516.39 : 54,528.77 = 22,521.57 : x
  2. Step 2: Convert to fraction form
    39,516.39/54,528.77 = 22,521.57/x
  3. Step 3: Cross multiply
    39,516.39x = 54,528.77 × 22,521.57
  4. Step 4: Simplify right side
    39,516.39x = 1,228,073,397.96
  5. Step 5: Solve for x
    x = 1,228,073,397.96/39,516.39
  6. Step 6: Final answer
    x = 31,077.57

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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.