Home / 40,298.48-55,609.34-22,392.44

Finding the Fourth Proportional to 40,298.48, 55,609.34 and 22,392.44

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Solution

The fourth proportional to 40,298.48, 55,609.34 and 22,392.44 is: 30,900.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,298.48 : 55,609.34 = 22,392.44 : x
  2. Step 2: Convert to fraction form
    40,298.48/55,609.34 = 22,392.44/x
  3. Step 3: Cross multiply
    40,298.48x = 55,609.34 × 22,392.44
  4. Step 4: Simplify right side
    40,298.48x = 1,245,228,809.39
  5. Step 5: Solve for x
    x = 1,245,228,809.39/40,298.48
  6. Step 6: Final answer
    x = 30,900.14

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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.