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Finding the Fourth Proportional to 37,874.19, 52,277.36 and 21,962.19

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Solution

The fourth proportional to 37,874.19, 52,277.36 and 21,962.19 is: 30,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,874.19 : 52,277.36 = 21,962.19 : x
  2. Step 2: Convert to fraction form
    37,874.19/52,277.36 = 21,962.19/x
  3. Step 3: Cross multiply
    37,874.19x = 52,277.36 × 21,962.19
  4. Step 4: Simplify right side
    37,874.19x = 1,148,125,203.21
  5. Step 5: Solve for x
    x = 1,148,125,203.21/37,874.19
  6. Step 6: Final answer
    x = 30,314.19

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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.