Home / 30,262.20-45,322.92-29,211.36

Finding the Fourth Proportional to 30,262.20, 45,322.92 and 29,211.36

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Solution

The fourth proportional to 30,262.20, 45,322.92 and 29,211.36 is: 43,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,262.20 : 45,322.92 = 29,211.36 : x
  2. Step 2: Convert to fraction form
    30,262.20/45,322.92 = 29,211.36/x
  3. Step 3: Cross multiply
    30,262.20x = 45,322.92 × 29,211.36
  4. Step 4: Simplify right side
    30,262.20x = 1,323,944,132.37
  5. Step 5: Solve for x
    x = 1,323,944,132.37/30,262.20
  6. Step 6: Final answer
    x = 43,749.10

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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.