Home / 40,298.31-55,610.55-22,392.45

Finding the Fourth Proportional to 40,298.31, 55,610.55 and 22,392.45

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Solution

The fourth proportional to 40,298.31, 55,610.55 and 22,392.45 is: 30,900.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,298.31 : 55,610.55 = 22,392.45 : x
  2. Step 2: Convert to fraction form
    40,298.31/55,610.55 = 22,392.45/x
  3. Step 3: Cross multiply
    40,298.31x = 55,610.55 × 22,392.45
  4. Step 4: Simplify right side
    40,298.31x = 1,245,256,460.35
  5. Step 5: Solve for x
    x = 1,245,256,460.35/40,298.31
  6. Step 6: Final answer
    x = 30,900.96

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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.