Home / 43,418.24-65,127.36-15,716.48

Finding the Fourth Proportional to 43,418.24, 65,127.36 and 15,716.48

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Solution

The fourth proportional to 43,418.24, 65,127.36 and 15,716.48 is: 23,574.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,418.24 : 65,127.36 = 15,716.48 : x
  2. Step 2: Convert to fraction form
    43,418.24/65,127.36 = 15,716.48/x
  3. Step 3: Cross multiply
    43,418.24x = 65,127.36 × 15,716.48
  4. Step 4: Simplify right side
    43,418.24x = 1,023,572,850.89
  5. Step 5: Solve for x
    x = 1,023,572,850.89/43,418.24
  6. Step 6: Final answer
    x = 23,574.72

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1.5x scale

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.