Home / 34,314.40-51,433.20-19,530.40

Finding the Fourth Proportional to 34,314.40, 51,433.20 and 19,530.40

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Solution

The fourth proportional to 34,314.40, 51,433.20 and 19,530.40 is: 29,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,314.40 : 51,433.20 = 19,530.40 : x
  2. Step 2: Convert to fraction form
    34,314.40/51,433.20 = 19,530.40/x
  3. Step 3: Cross multiply
    34,314.40x = 51,433.20 × 19,530.40
  4. Step 4: Simplify right side
    34,314.40x = 1,004,510,969.28
  5. Step 5: Solve for x
    x = 1,004,510,969.28/34,314.40
  6. Step 6: Final answer
    x = 29,273.74

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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.