Home / 35,981.70-49,670.10-22,560.60

Finding the Fourth Proportional to 35,981.70, 49,670.10 and 22,560.60

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Solution

The fourth proportional to 35,981.70, 49,670.10 and 22,560.60 is: 31,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,981.70 : 49,670.10 = 22,560.60 : x
  2. Step 2: Convert to fraction form
    35,981.70/49,670.10 = 22,560.60/x
  3. Step 3: Cross multiply
    35,981.70x = 49,670.10 × 22,560.60
  4. Step 4: Simplify right side
    35,981.70x = 1,120,587,258.06
  5. Step 5: Solve for x
    x = 1,120,587,258.06/35,981.70
  6. Step 6: Final answer
    x = 31,143.25

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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.