Home / 17,318.23-23,898.99-9,661.57

Finding the Fourth Proportional to 17,318.23, 23,898.99 and 9,661.57

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Solution

The fourth proportional to 17,318.23, 23,898.99 and 9,661.57 is: 13,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,318.23 : 23,898.99 = 9,661.57 : x
  2. Step 2: Convert to fraction form
    17,318.23/23,898.99 = 9,661.57/x
  3. Step 3: Cross multiply
    17,318.23x = 23,898.99 × 9,661.57
  4. Step 4: Simplify right side
    17,318.23x = 230,901,764.81
  5. Step 5: Solve for x
    x = 230,901,764.81/17,318.23
  6. Step 6: Final answer
    x = 13,332.87

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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.