Home / 40,219.32-55,503.56-22,313.66

Finding the Fourth Proportional to 40,219.32, 55,503.56 and 22,313.66

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Solution

The fourth proportional to 40,219.32, 55,503.56 and 22,313.66 is: 30,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,219.32 : 55,503.56 = 22,313.66 : x
  2. Step 2: Convert to fraction form
    40,219.32/55,503.56 = 22,313.66/x
  3. Step 3: Cross multiply
    40,219.32x = 55,503.56 × 22,313.66
  4. Step 4: Simplify right side
    40,219.32x = 1,238,487,566.63
  5. Step 5: Solve for x
    x = 1,238,487,566.63/40,219.32
  6. Step 6: Final answer
    x = 30,793.35

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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.