Home / 22,246.90-33,370.35-18,966.40

Finding the Fourth Proportional to 22,246.90, 33,370.35 and 18,966.40

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Solution

The fourth proportional to 22,246.90, 33,370.35 and 18,966.40 is: 28,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,246.90 : 33,370.35 = 18,966.40 : x
  2. Step 2: Convert to fraction form
    22,246.90/33,370.35 = 18,966.40/x
  3. Step 3: Cross multiply
    22,246.90x = 33,370.35 × 18,966.40
  4. Step 4: Simplify right side
    22,246.90x = 632,915,406.24
  5. Step 5: Solve for x
    x = 632,915,406.24/22,246.90
  6. Step 6: Final answer
    x = 28,449.60

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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.