Home / 16,674.26-23,011.07-9,120.14

Finding the Fourth Proportional to 16,674.26, 23,011.07 and 9,120.14

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Solution

The fourth proportional to 16,674.26, 23,011.07 and 9,120.14 is: 12,586.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,674.26 : 23,011.07 = 9,120.14 : x
  2. Step 2: Convert to fraction form
    16,674.26/23,011.07 = 9,120.14/x
  3. Step 3: Cross multiply
    16,674.26x = 23,011.07 × 9,120.14
  4. Step 4: Simplify right side
    16,674.26x = 209,864,019.29
  5. Step 5: Solve for x
    x = 209,864,019.29/16,674.26
  6. Step 6: Final answer
    x = 12,586.11

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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.