Home / 45,675.85-68,439.66-23,458.36

Finding the Fourth Proportional to 45,675.85, 68,439.66 and 23,458.36

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Solution

The fourth proportional to 45,675.85, 68,439.66 and 23,458.36 is: 35,149.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,675.85 : 68,439.66 = 23,458.36 : x
  2. Step 2: Convert to fraction form
    45,675.85/68,439.66 = 23,458.36/x
  3. Step 3: Cross multiply
    45,675.85x = 68,439.66 × 23,458.36
  4. Step 4: Simplify right side
    45,675.85x = 1,605,482,182.56
  5. Step 5: Solve for x
    x = 1,605,482,182.56/45,675.85
  6. Step 6: Final answer
    x = 35,149.48

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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.