Home / 38,351.60-52,925.10-21,584.60

Finding the Fourth Proportional to 38,351.60, 52,925.10 and 21,584.60

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Solution

The fourth proportional to 38,351.60, 52,925.10 and 21,584.60 is: 29,786.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,351.60 : 52,925.10 = 21,584.60 : x
  2. Step 2: Convert to fraction form
    38,351.60/52,925.10 = 21,584.60/x
  3. Step 3: Cross multiply
    38,351.60x = 52,925.10 × 21,584.60
  4. Step 4: Simplify right side
    38,351.60x = 1,142,367,113.46
  5. Step 5: Solve for x
    x = 1,142,367,113.46/38,351.60
  6. Step 6: Final answer
    x = 29,786.69

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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.