Home / 23,649.12-35,462.16-12,561.12

Finding the Fourth Proportional to 23,649.12, 35,462.16 and 12,561.12

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Solution

The fourth proportional to 23,649.12, 35,462.16 and 12,561.12 is: 18,835.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,649.12 : 35,462.16 = 12,561.12 : x
  2. Step 2: Convert to fraction form
    23,649.12/35,462.16 = 12,561.12/x
  3. Step 3: Cross multiply
    23,649.12x = 35,462.16 × 12,561.12
  4. Step 4: Simplify right side
    23,649.12x = 445,444,447.22
  5. Step 5: Solve for x
    x = 445,444,447.22/23,649.12
  6. Step 6: Final answer
    x = 18,835.56

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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.