Home / 22,059.90-33,111.45-10,979.10

Finding the Fourth Proportional to 22,059.90, 33,111.45 and 10,979.10

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Solution

The fourth proportional to 22,059.90, 33,111.45 and 10,979.10 is: 16,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,059.90 : 33,111.45 = 10,979.10 : x
  2. Step 2: Convert to fraction form
    22,059.90/33,111.45 = 10,979.10/x
  3. Step 3: Cross multiply
    22,059.90x = 33,111.45 × 10,979.10
  4. Step 4: Simplify right side
    22,059.90x = 363,533,920.70
  5. Step 5: Solve for x
    x = 363,533,920.70/22,059.90
  6. Step 6: Final answer
    x = 16,479.40

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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.