Home / 17,405.96-24,020.14-9,447.72

Finding the Fourth Proportional to 17,405.96, 24,020.14 and 9,447.72

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Solution

The fourth proportional to 17,405.96, 24,020.14 and 9,447.72 is: 13,037.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,405.96 : 24,020.14 = 9,447.72 : x
  2. Step 2: Convert to fraction form
    17,405.96/24,020.14 = 9,447.72/x
  3. Step 3: Cross multiply
    17,405.96x = 24,020.14 × 9,447.72
  4. Step 4: Simplify right side
    17,405.96x = 226,935,557.08
  5. Step 5: Solve for x
    x = 226,935,557.08/17,405.96
  6. Step 6: Final answer
    x = 13,037.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.