Home / 16,930.74-23,349.12-10,956.18

Finding the Fourth Proportional to 16,930.74, 23,349.12 and 10,956.18

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Solution

The fourth proportional to 16,930.74, 23,349.12 and 10,956.18 is: 15,109.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.74 : 23,349.12 = 10,956.18 : x
  2. Step 2: Convert to fraction form
    16,930.74/23,349.12 = 10,956.18/x
  3. Step 3: Cross multiply
    16,930.74x = 23,349.12 × 10,956.18
  4. Step 4: Simplify right side
    16,930.74x = 255,817,161.56
  5. Step 5: Solve for x
    x = 255,817,161.56/16,930.74
  6. Step 6: Final answer
    x = 15,109.63

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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.