Home / 16,918.53-23,347.25-9,364.87

Finding the Fourth Proportional to 16,918.53, 23,347.25 and 9,364.87

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Solution

The fourth proportional to 16,918.53, 23,347.25 and 9,364.87 is: 12,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.53 : 23,347.25 = 9,364.87 : x
  2. Step 2: Convert to fraction form
    16,918.53/23,347.25 = 9,364.87/x
  3. Step 3: Cross multiply
    16,918.53x = 23,347.25 × 9,364.87
  4. Step 4: Simplify right side
    16,918.53x = 218,643,797.55
  5. Step 5: Solve for x
    x = 218,643,797.55/16,918.53
  6. Step 6: Final answer
    x = 12,923.33

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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.