Home / 17,369.42-23,969.90-9,411.71

Finding the Fourth Proportional to 17,369.42, 23,969.90 and 9,411.71

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Solution

The fourth proportional to 17,369.42, 23,969.90 and 9,411.71 is: 12,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,369.42 : 23,969.90 = 9,411.71 : x
  2. Step 2: Convert to fraction form
    17,369.42/23,969.90 = 9,411.71/x
  3. Step 3: Cross multiply
    17,369.42x = 23,969.90 × 9,411.71
  4. Step 4: Simplify right side
    17,369.42x = 225,597,651.21
  5. Step 5: Solve for x
    x = 225,597,651.21/17,369.42
  6. Step 6: Final answer
    x = 12,988.21

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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.