Home / 40,317.31-55,624.88-22,408.87

Finding the Fourth Proportional to 40,317.31, 55,624.88 and 22,408.87

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Solution

The fourth proportional to 40,317.31, 55,624.88 and 22,408.87 is: 30,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.31 : 55,624.88 = 22,408.87 : x
  2. Step 2: Convert to fraction form
    40,317.31/55,624.88 = 22,408.87/x
  3. Step 3: Cross multiply
    40,317.31x = 55,624.88 × 22,408.87
  4. Step 4: Simplify right side
    40,317.31x = 1,246,490,599.89
  5. Step 5: Solve for x
    x = 1,246,490,599.89/40,317.31
  6. Step 6: Final answer
    x = 30,917.01

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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.