Home / 30,327.60-45,523.76-26,839.80

Finding the Fourth Proportional to 30,327.60, 45,523.76 and 26,839.80

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Solution

The fourth proportional to 30,327.60, 45,523.76 and 26,839.80 is: 40,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,327.60 : 45,523.76 = 26,839.80 : x
  2. Step 2: Convert to fraction form
    30,327.60/45,523.76 = 26,839.80/x
  3. Step 3: Cross multiply
    30,327.60x = 45,523.76 × 26,839.80
  4. Step 4: Simplify right side
    30,327.60x = 1,221,848,479.45
  5. Step 5: Solve for x
    x = 1,221,848,479.45/30,327.60
  6. Step 6: Final answer
    x = 40,288.33

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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.