Home / 35,111.59-52,680.68-21,081.41

Finding the Fourth Proportional to 35,111.59, 52,680.68 and 21,081.41

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Solution

The fourth proportional to 35,111.59, 52,680.68 and 21,081.41 is: 31,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,111.59 : 52,680.68 = 21,081.41 : x
  2. Step 2: Convert to fraction form
    35,111.59/52,680.68 = 21,081.41/x
  3. Step 3: Cross multiply
    35,111.59x = 52,680.68 × 21,081.41
  4. Step 4: Simplify right side
    35,111.59x = 1,110,583,218.29
  5. Step 5: Solve for x
    x = 1,110,583,218.29/35,111.59
  6. Step 6: Final answer
    x = 31,630.10

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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.