Home / 12,016.08-18,022.40-3,582.40

Finding the Fourth Proportional to 12,016.08, 18,022.40 and 3,582.40

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Solution

The fourth proportional to 12,016.08, 18,022.40 and 3,582.40 is: 5,373.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016.08 : 18,022.40 = 3,582.40 : x
  2. Step 2: Convert to fraction form
    12,016.08/18,022.40 = 3,582.40/x
  3. Step 3: Cross multiply
    12,016.08x = 18,022.40 × 3,582.40
  4. Step 4: Simplify right side
    12,016.08x = 64,563,445.76
  5. Step 5: Solve for x
    x = 64,563,445.76/12,016.08
  6. Step 6: Final answer
    x = 5,373.09

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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.