Home / 34,098.45-51,146.73-20,155.11

Finding the Fourth Proportional to 34,098.45, 51,146.73 and 20,155.11

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Solution

The fourth proportional to 34,098.45, 51,146.73 and 20,155.11 is: 30,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,098.45 : 51,146.73 = 20,155.11 : x
  2. Step 2: Convert to fraction form
    34,098.45/51,146.73 = 20,155.11/x
  3. Step 3: Cross multiply
    34,098.45x = 51,146.73 × 20,155.11
  4. Step 4: Simplify right side
    34,098.45x = 1,030,867,969.29
  5. Step 5: Solve for x
    x = 1,030,867,969.29/34,098.45
  6. Step 6: Final answer
    x = 30,232.11

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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.