Home / 40,724.72-56,203.56-22,819.46

Finding the Fourth Proportional to 40,724.72, 56,203.56 and 22,819.46

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Solution

The fourth proportional to 40,724.72, 56,203.56 and 22,819.46 is: 31,492.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,724.72 : 56,203.56 = 22,819.46 : x
  2. Step 2: Convert to fraction form
    40,724.72/56,203.56 = 22,819.46/x
  3. Step 3: Cross multiply
    40,724.72x = 56,203.56 × 22,819.46
  4. Step 4: Simplify right side
    40,724.72x = 1,282,534,889.28
  5. Step 5: Solve for x
    x = 1,282,534,889.28/40,724.72
  6. Step 6: Final answer
    x = 31,492.79

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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.