Home / 16,674.94-23,011.29-9,121.24

Finding the Fourth Proportional to 16,674.94, 23,011.29 and 9,121.24

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Solution

The fourth proportional to 16,674.94, 23,011.29 and 9,121.24 is: 12,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,674.94 : 23,011.29 = 9,121.24 : x
  2. Step 2: Convert to fraction form
    16,674.94/23,011.29 = 9,121.24/x
  3. Step 3: Cross multiply
    16,674.94x = 23,011.29 × 9,121.24
  4. Step 4: Simplify right side
    16,674.94x = 209,891,498.80
  5. Step 5: Solve for x
    x = 209,891,498.80/16,674.94
  6. Step 6: Final answer
    x = 12,587.24

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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.