Home / 14,652.96-21,979.50-3,559.62

Finding the Fourth Proportional to 14,652.96, 21,979.50 and 3,559.62

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Solution

The fourth proportional to 14,652.96, 21,979.50 and 3,559.62 is: 5,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.96 : 21,979.50 = 3,559.62 : x
  2. Step 2: Convert to fraction form
    14,652.96/21,979.50 = 3,559.62/x
  3. Step 3: Cross multiply
    14,652.96x = 21,979.50 × 3,559.62
  4. Step 4: Simplify right side
    14,652.96x = 78,238,667.79
  5. Step 5: Solve for x
    x = 78,238,667.79/14,652.96
  6. Step 6: Final answer
    x = 5,339.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.