Home / 35,442.38-53,163.77-9,145.32

Finding the Fourth Proportional to 35,442.38, 53,163.77 and 9,145.32

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Solution

The fourth proportional to 35,442.38, 53,163.77 and 9,145.32 is: 13,718.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,442.38 : 53,163.77 = 9,145.32 : x
  2. Step 2: Convert to fraction form
    35,442.38/53,163.77 = 9,145.32/x
  3. Step 3: Cross multiply
    35,442.38x = 53,163.77 × 9,145.32
  4. Step 4: Simplify right side
    35,442.38x = 486,199,643.33
  5. Step 5: Solve for x
    x = 486,199,643.33/35,442.38
  6. Step 6: Final answer
    x = 13,718.03

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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.