Home / 40,419.78-60,636.42-18,232.67

Finding the Fourth Proportional to 40,419.78, 60,636.42 and 18,232.67

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Solution

The fourth proportional to 40,419.78, 60,636.42 and 18,232.67 is: 27,352.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419.78 : 60,636.42 = 18,232.67 : x
  2. Step 2: Convert to fraction form
    40,419.78/60,636.42 = 18,232.67/x
  3. Step 3: Cross multiply
    40,419.78x = 60,636.42 × 18,232.67
  4. Step 4: Simplify right side
    40,419.78x = 1,105,563,532.66
  5. Step 5: Solve for x
    x = 1,105,563,532.66/40,419.78
  6. Step 6: Final answer
    x = 27,352.04

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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.