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Finding the Fourth Proportional to 37,993.92, 52,431.84 and 22,088.40

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Solution

The fourth proportional to 37,993.92, 52,431.84 and 22,088.40 is: 30,482.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,993.92 : 52,431.84 = 22,088.40 : x
  2. Step 2: Convert to fraction form
    37,993.92/52,431.84 = 22,088.40/x
  3. Step 3: Cross multiply
    37,993.92x = 52,431.84 × 22,088.40
  4. Step 4: Simplify right side
    37,993.92x = 1,158,135,454.66
  5. Step 5: Solve for x
    x = 1,158,135,454.66/37,993.92
  6. Step 6: Final answer
    x = 30,482.13

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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.