Home / 35,099.28-48,405.64-29,121.48

Finding the Fourth Proportional to 35,099.28, 48,405.64 and 29,121.48

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Solution

The fourth proportional to 35,099.28, 48,405.64 and 29,121.48 is: 40,161.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,099.28 : 48,405.64 = 29,121.48 : x
  2. Step 2: Convert to fraction form
    35,099.28/48,405.64 = 29,121.48/x
  3. Step 3: Cross multiply
    35,099.28x = 48,405.64 × 29,121.48
  4. Step 4: Simplify right side
    35,099.28x = 1,409,643,877.15
  5. Step 5: Solve for x
    x = 1,409,643,877.15/35,099.28
  6. Step 6: Final answer
    x = 40,161.62

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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.