Home / 35,039.60-48,352.74-19,930.22

Finding the Fourth Proportional to 35,039.60, 48,352.74 and 19,930.22

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Solution

The fourth proportional to 35,039.60, 48,352.74 and 19,930.22 is: 27,502.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,039.60 : 48,352.74 = 19,930.22 : x
  2. Step 2: Convert to fraction form
    35,039.60/48,352.74 = 19,930.22/x
  3. Step 3: Cross multiply
    35,039.60x = 48,352.74 × 19,930.22
  4. Step 4: Simplify right side
    35,039.60x = 963,680,745.80
  5. Step 5: Solve for x
    x = 963,680,745.80/35,039.60
  6. Step 6: Final answer
    x = 27,502.62

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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.