Home / 40,313.67-55,630.44-22,408.05

Finding the Fourth Proportional to 40,313.67, 55,630.44 and 22,408.05

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Solution

The fourth proportional to 40,313.67, 55,630.44 and 22,408.05 is: 30,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.67 : 55,630.44 = 22,408.05 : x
  2. Step 2: Convert to fraction form
    40,313.67/55,630.44 = 22,408.05/x
  3. Step 3: Cross multiply
    40,313.67x = 55,630.44 × 22,408.05
  4. Step 4: Simplify right side
    40,313.67x = 1,246,569,681.04
  5. Step 5: Solve for x
    x = 1,246,569,681.04/40,313.67
  6. Step 6: Final answer
    x = 30,921.76

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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.