Home / 40,184.84-55,451.36-22,279.52

Finding the Fourth Proportional to 40,184.84, 55,451.36 and 22,279.52

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Solution

The fourth proportional to 40,184.84, 55,451.36 and 22,279.52 is: 30,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,184.84 : 55,451.36 = 22,279.52 : x
  2. Step 2: Convert to fraction form
    40,184.84/55,451.36 = 22,279.52/x
  3. Step 3: Cross multiply
    40,184.84x = 55,451.36 × 22,279.52
  4. Step 4: Simplify right side
    40,184.84x = 1,235,429,462.59
  5. Step 5: Solve for x
    x = 1,235,429,462.59/40,184.84
  6. Step 6: Final answer
    x = 30,743.67

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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.