Home / 22,016.30-33,022.65-8,688.75

Finding the Fourth Proportional to 22,016.30, 33,022.65 and 8,688.75

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Solution

The fourth proportional to 22,016.30, 33,022.65 and 8,688.75 is: 13,032.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016.30 : 33,022.65 = 8,688.75 : x
  2. Step 2: Convert to fraction form
    22,016.30/33,022.65 = 8,688.75/x
  3. Step 3: Cross multiply
    22,016.30x = 33,022.65 × 8,688.75
  4. Step 4: Simplify right side
    22,016.30x = 286,925,506.74
  5. Step 5: Solve for x
    x = 286,925,506.74/22,016.30
  6. Step 6: Final answer
    x = 13,032.42

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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.