Home / 22,152.32-33,200.40-8,997.20

Finding the Fourth Proportional to 22,152.32, 33,200.40 and 8,997.20

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Solution

The fourth proportional to 22,152.32, 33,200.40 and 8,997.20 is: 13,484.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,152.32 : 33,200.40 = 8,997.20 : x
  2. Step 2: Convert to fraction form
    22,152.32/33,200.40 = 8,997.20/x
  3. Step 3: Cross multiply
    22,152.32x = 33,200.40 × 8,997.20
  4. Step 4: Simplify right side
    22,152.32x = 298,710,638.88
  5. Step 5: Solve for x
    x = 298,710,638.88/22,152.32
  6. Step 6: Final answer
    x = 13,484.40

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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.