Home / 37,894.12-52,291.62-20,897.56

Finding the Fourth Proportional to 37,894.12, 52,291.62 and 20,897.56

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Solution

The fourth proportional to 37,894.12, 52,291.62 and 20,897.56 is: 28,837.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,894.12 : 52,291.62 = 20,897.56 : x
  2. Step 2: Convert to fraction form
    37,894.12/52,291.62 = 20,897.56/x
  3. Step 3: Cross multiply
    37,894.12x = 52,291.62 × 20,897.56
  4. Step 4: Simplify right side
    37,894.12x = 1,092,767,266.45
  5. Step 5: Solve for x
    x = 1,092,767,266.45/37,894.12
  6. Step 6: Final answer
    x = 28,837.38

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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.