Home / 35,392.04-48,820.70-22,121

Finding the Fourth Proportional to 35,392.04, 48,820.70 and 22,121

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Solution

The fourth proportional to 35,392.04, 48,820.70 and 22,121 is: 30,514.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,392.04 : 48,820.70 = 22,121 : x
  2. Step 2: Convert to fraction form
    35,392.04/48,820.70 = 22,121/x
  3. Step 3: Cross multiply
    35,392.04x = 48,820.70 × 22,121
  4. Step 4: Simplify right side
    35,392.04x = 1,079,962,704.70
  5. Step 5: Solve for x
    x = 1,079,962,704.70/35,392.04
  6. Step 6: Final answer
    x = 30,514.28

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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.