Home / 45,306.36-67,944.12-17,219.64

Finding the Fourth Proportional to 45,306.36, 67,944.12 and 17,219.64

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Solution

The fourth proportional to 45,306.36, 67,944.12 and 17,219.64 is: 25,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,306.36 : 67,944.12 = 17,219.64 : x
  2. Step 2: Convert to fraction form
    45,306.36/67,944.12 = 17,219.64/x
  3. Step 3: Cross multiply
    45,306.36x = 67,944.12 × 17,219.64
  4. Step 4: Simplify right side
    45,306.36x = 1,169,973,286.52
  5. Step 5: Solve for x
    x = 1,169,973,286.52/45,306.36
  6. Step 6: Final answer
    x = 25,823.60

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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.