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Finding the Fourth Proportional to 37,208.48, 55,822.48 and 21,611.12

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Solution

The fourth proportional to 37,208.48, 55,822.48 and 21,611.12 is: 32,422.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,208.48 : 55,822.48 = 21,611.12 : x
  2. Step 2: Convert to fraction form
    37,208.48/55,822.48 = 21,611.12/x
  3. Step 3: Cross multiply
    37,208.48x = 55,822.48 × 21,611.12
  4. Step 4: Simplify right side
    37,208.48x = 1,206,386,313.98
  5. Step 5: Solve for x
    x = 1,206,386,313.98/37,208.48
  6. Step 6: Final answer
    x = 32,422.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.