Home / 14,671.05-20,246.24-7,956.75

Finding the Fourth Proportional to 14,671.05, 20,246.24 and 7,956.75

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Solution

The fourth proportional to 14,671.05, 20,246.24 and 7,956.75 is: 10,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,671.05 : 20,246.24 = 7,956.75 : x
  2. Step 2: Convert to fraction form
    14,671.05/20,246.24 = 7,956.75/x
  3. Step 3: Cross multiply
    14,671.05x = 20,246.24 × 7,956.75
  4. Step 4: Simplify right side
    14,671.05x = 161,094,230.34
  5. Step 5: Solve for x
    x = 161,094,230.34/14,671.05
  6. Step 6: Final answer
    x = 10,980.42

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Double scale
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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.