Home / 33,970.11-51,158.61-30,940.00

Finding the Fourth Proportional to 33,970.11, 51,158.61 and 30,940.00

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Solution

The fourth proportional to 33,970.11, 51,158.61 and 30,940.00 is: 46,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,970.11 : 51,158.61 = 30,940.00 : x
  2. Step 2: Convert to fraction form
    33,970.11/51,158.61 = 30,940.00/x
  3. Step 3: Cross multiply
    33,970.11x = 51,158.61 × 30,940.00
  4. Step 4: Simplify right side
    33,970.11x = 1,582,847,265.50
  5. Step 5: Solve for x
    x = 1,582,847,265.50/33,970.11
  6. Step 6: Final answer
    x = 46,595.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.