Home / 43,340.97-65,030.34-15,281.36

Finding the Fourth Proportional to 43,340.97, 65,030.34 and 15,281.36

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Solution

The fourth proportional to 43,340.97, 65,030.34 and 15,281.36 is: 22,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,340.97 : 65,030.34 = 15,281.36 : x
  2. Step 2: Convert to fraction form
    43,340.97/65,030.34 = 15,281.36/x
  3. Step 3: Cross multiply
    43,340.97x = 65,030.34 × 15,281.36
  4. Step 4: Simplify right side
    43,340.97x = 993,752,012.48
  5. Step 5: Solve for x
    x = 993,752,012.48/43,340.97
  6. Step 6: Final answer
    x = 22,928.70

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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.