Home / 40,281.39-60,393.27-18,922.14

Finding the Fourth Proportional to 40,281.39, 60,393.27 and 18,922.14

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Solution

The fourth proportional to 40,281.39, 60,393.27 and 18,922.14 is: 28,369.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.39 : 60,393.27 = 18,922.14 : x
  2. Step 2: Convert to fraction form
    40,281.39/60,393.27 = 18,922.14/x
  3. Step 3: Cross multiply
    40,281.39x = 60,393.27 × 18,922.14
  4. Step 4: Simplify right side
    40,281.39x = 1,142,769,910.00
  5. Step 5: Solve for x
    x = 1,142,769,910.00/40,281.39
  6. Step 6: Final answer
    x = 28,369.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.