Home / 23,178.58-34,784.67-15,765.46

Finding the Fourth Proportional to 23,178.58, 34,784.67 and 15,765.46

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Solution

The fourth proportional to 23,178.58, 34,784.67 and 15,765.46 is: 23,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178.58 : 34,784.67 = 15,765.46 : x
  2. Step 2: Convert to fraction form
    23,178.58/34,784.67 = 15,765.46/x
  3. Step 3: Cross multiply
    23,178.58x = 34,784.67 × 15,765.46
  4. Step 4: Simplify right side
    23,178.58x = 548,396,323.50
  5. Step 5: Solve for x
    x = 548,396,323.50/23,178.58
  6. Step 6: Final answer
    x = 23,659.62

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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.