Home / 22,473.48-30,944.70-20,363.88

Finding the Fourth Proportional to 22,473.48, 30,944.70 and 20,363.88

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Solution

The fourth proportional to 22,473.48, 30,944.70 and 20,363.88 is: 28,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,473.48 : 30,944.70 = 20,363.88 : x
  2. Step 2: Convert to fraction form
    22,473.48/30,944.70 = 20,363.88/x
  3. Step 3: Cross multiply
    22,473.48x = 30,944.70 × 20,363.88
  4. Step 4: Simplify right side
    22,473.48x = 630,154,157.44
  5. Step 5: Solve for x
    x = 630,154,157.44/22,473.48
  6. Step 6: Final answer
    x = 28,039.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.