Home / 40,231.60-60,364.68-28,619.44

Finding the Fourth Proportional to 40,231.60, 60,364.68 and 28,619.44

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Solution

The fourth proportional to 40,231.60, 60,364.68 and 28,619.44 is: 42,941.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,231.60 : 60,364.68 = 28,619.44 : x
  2. Step 2: Convert to fraction form
    40,231.60/60,364.68 = 28,619.44/x
  3. Step 3: Cross multiply
    40,231.60x = 60,364.68 × 28,619.44
  4. Step 4: Simplify right side
    40,231.60x = 1,727,603,337.38
  5. Step 5: Solve for x
    x = 1,727,603,337.38/40,231.60
  6. Step 6: Final answer
    x = 42,941.45

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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.