Home / 35,106.61-52,696.35-20,344.36

Finding the Fourth Proportional to 35,106.61, 52,696.35 and 20,344.36

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Solution

The fourth proportional to 35,106.61, 52,696.35 and 20,344.36 is: 30,537.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,106.61 : 52,696.35 = 20,344.36 : x
  2. Step 2: Convert to fraction form
    35,106.61/52,696.35 = 20,344.36/x
  3. Step 3: Cross multiply
    35,106.61x = 52,696.35 × 20,344.36
  4. Step 4: Simplify right side
    35,106.61x = 1,072,073,515.09
  5. Step 5: Solve for x
    x = 1,072,073,515.09/35,106.61
  6. Step 6: Final answer
    x = 30,537.65

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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.