Home / 38,640.42-53,336.70-23,542.92

Finding the Fourth Proportional to 38,640.42, 53,336.70 and 23,542.92

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Solution

The fourth proportional to 38,640.42, 53,336.70 and 23,542.92 is: 32,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,640.42 : 53,336.70 = 23,542.92 : x
  2. Step 2: Convert to fraction form
    38,640.42/53,336.70 = 23,542.92/x
  3. Step 3: Cross multiply
    38,640.42x = 53,336.70 × 23,542.92
  4. Step 4: Simplify right side
    38,640.42x = 1,255,701,661.16
  5. Step 5: Solve for x
    x = 1,255,701,661.16/38,640.42
  6. Step 6: Final answer
    x = 32,497.10

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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.