Home / 35,312.92-48,735.22-20,202.58

Finding the Fourth Proportional to 35,312.92, 48,735.22 and 20,202.58

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Solution

The fourth proportional to 35,312.92, 48,735.22 and 20,202.58 is: 27,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,312.92 : 48,735.22 = 20,202.58 : x
  2. Step 2: Convert to fraction form
    35,312.92/48,735.22 = 20,202.58/x
  3. Step 3: Cross multiply
    35,312.92x = 48,735.22 × 20,202.58
  4. Step 4: Simplify right side
    35,312.92x = 984,577,180.87
  5. Step 5: Solve for x
    x = 984,577,180.87/35,312.92
  6. Step 6: Final answer
    x = 27,881.50

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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.