Home / 48,143.49-66,447.21-32,255.64

Finding the Fourth Proportional to 48,143.49, 66,447.21 and 32,255.64

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Solution

The fourth proportional to 48,143.49, 66,447.21 and 32,255.64 is: 44,518.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,143.49 : 66,447.21 = 32,255.64 : x
  2. Step 2: Convert to fraction form
    48,143.49/66,447.21 = 32,255.64/x
  3. Step 3: Cross multiply
    48,143.49x = 66,447.21 × 32,255.64
  4. Step 4: Simplify right side
    48,143.49x = 2,143,297,284.76
  5. Step 5: Solve for x
    x = 2,143,297,284.76/48,143.49
  6. Step 6: Final answer
    x = 44,518.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.