Home / 40,184.48-55,455.89-22,281.15

Finding the Fourth Proportional to 40,184.48, 55,455.89 and 22,281.15

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Solution

The fourth proportional to 40,184.48, 55,455.89 and 22,281.15 is: 30,748.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,184.48 : 55,455.89 = 22,281.15 : x
  2. Step 2: Convert to fraction form
    40,184.48/55,455.89 = 22,281.15/x
  3. Step 3: Cross multiply
    40,184.48x = 55,455.89 × 22,281.15
  4. Step 4: Simplify right side
    40,184.48x = 1,235,620,892.07
  5. Step 5: Solve for x
    x = 1,235,620,892.07/40,184.48
  6. Step 6: Final answer
    x = 30,748.71

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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.