Home / 48,381.21-72,580.32-22,088.61

Finding the Fourth Proportional to 48,381.21, 72,580.32 and 22,088.61

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Solution

The fourth proportional to 48,381.21, 72,580.32 and 22,088.61 is: 33,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,381.21 : 72,580.32 = 22,088.61 : x
  2. Step 2: Convert to fraction form
    48,381.21/72,580.32 = 22,088.61/x
  3. Step 3: Cross multiply
    48,381.21x = 72,580.32 × 22,088.61
  4. Step 4: Simplify right side
    48,381.21x = 1,603,198,382.16
  5. Step 5: Solve for x
    x = 1,603,198,382.16/48,381.21
  6. Step 6: Final answer
    x = 33,136.80

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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.