Home / 17,516.15-24,172.80-9,558.89

Finding the Fourth Proportional to 17,516.15, 24,172.80 and 9,558.89

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Solution

The fourth proportional to 17,516.15, 24,172.80 and 9,558.89 is: 13,191.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.15 : 24,172.80 = 9,558.89 : x
  2. Step 2: Convert to fraction form
    17,516.15/24,172.80 = 9,558.89/x
  3. Step 3: Cross multiply
    17,516.15x = 24,172.80 × 9,558.89
  4. Step 4: Simplify right side
    17,516.15x = 231,065,172.04
  5. Step 5: Solve for x
    x = 231,065,172.04/17,516.15
  6. Step 6: Final answer
    x = 13,191.55

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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.