Home / 41,627.76-62,430.24-19,419.12

Finding the Fourth Proportional to 41,627.76, 62,430.24 and 19,419.12

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Solution

The fourth proportional to 41,627.76, 62,430.24 and 19,419.12 is: 29,123.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,627.76 : 62,430.24 = 19,419.12 : x
  2. Step 2: Convert to fraction form
    41,627.76/62,430.24 = 19,419.12/x
  3. Step 3: Cross multiply
    41,627.76x = 62,430.24 × 19,419.12
  4. Step 4: Simplify right side
    41,627.76x = 1,212,340,322.19
  5. Step 5: Solve for x
    x = 1,212,340,322.19/41,627.76
  6. Step 6: Final answer
    x = 29,123.36

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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.