Home / 35,071.06-52,610.10-10,111.72

Finding the Fourth Proportional to 35,071.06, 52,610.10 and 10,111.72

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Solution

The fourth proportional to 35,071.06, 52,610.10 and 10,111.72 is: 15,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,071.06 : 52,610.10 = 10,111.72 : x
  2. Step 2: Convert to fraction form
    35,071.06/52,610.10 = 10,111.72/x
  3. Step 3: Cross multiply
    35,071.06x = 52,610.10 × 10,111.72
  4. Step 4: Simplify right side
    35,071.06x = 531,978,600.37
  5. Step 5: Solve for x
    x = 531,978,600.37/35,071.06
  6. Step 6: Final answer
    x = 15,168.59

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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.