Home / 22,493.48-33,695.10-20,656.28

Finding the Fourth Proportional to 22,493.48, 33,695.10 and 20,656.28

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Solution

The fourth proportional to 22,493.48, 33,695.10 and 20,656.28 is: 30,942.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,493.48 : 33,695.10 = 20,656.28 : x
  2. Step 2: Convert to fraction form
    22,493.48/33,695.10 = 20,656.28/x
  3. Step 3: Cross multiply
    22,493.48x = 33,695.10 × 20,656.28
  4. Step 4: Simplify right side
    22,493.48x = 696,015,420.23
  5. Step 5: Solve for x
    x = 696,015,420.23/22,493.48
  6. Step 6: Final answer
    x = 30,942.99

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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.