Home / 38,392.41-52,981.59-21,396.27

Finding the Fourth Proportional to 38,392.41, 52,981.59 and 21,396.27

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Solution

The fourth proportional to 38,392.41, 52,981.59 and 21,396.27 is: 29,526.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,392.41 : 52,981.59 = 21,396.27 : x
  2. Step 2: Convert to fraction form
    38,392.41/52,981.59 = 21,396.27/x
  3. Step 3: Cross multiply
    38,392.41x = 52,981.59 × 21,396.27
  4. Step 4: Simplify right side
    38,392.41x = 1,133,608,404.67
  5. Step 5: Solve for x
    x = 1,133,608,404.67/38,392.41
  6. Step 6: Final answer
    x = 29,526.89

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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.