Home / 36,696.60-55,034.10-10,403.64

Finding the Fourth Proportional to 36,696.60, 55,034.10 and 10,403.64

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Solution

The fourth proportional to 36,696.60, 55,034.10 and 10,403.64 is: 15,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,696.60 : 55,034.10 = 10,403.64 : x
  2. Step 2: Convert to fraction form
    36,696.60/55,034.10 = 10,403.64/x
  3. Step 3: Cross multiply
    36,696.60x = 55,034.10 × 10,403.64
  4. Step 4: Simplify right side
    36,696.60x = 572,554,964.12
  5. Step 5: Solve for x
    x = 572,554,964.12/36,696.60
  6. Step 6: Final answer
    x = 15,602.40

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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.