Home / 22,184.40-33,276.60-10,520.40

Finding the Fourth Proportional to 22,184.40, 33,276.60 and 10,520.40

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Solution

The fourth proportional to 22,184.40, 33,276.60 and 10,520.40 is: 15,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,184.40 : 33,276.60 = 10,520.40 : x
  2. Step 2: Convert to fraction form
    22,184.40/33,276.60 = 10,520.40/x
  3. Step 3: Cross multiply
    22,184.40x = 33,276.60 × 10,520.40
  4. Step 4: Simplify right side
    22,184.40x = 350,083,142.64
  5. Step 5: Solve for x
    x = 350,083,142.64/22,184.40
  6. Step 6: Final answer
    x = 15,780.60

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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.