Home / 35,195.28-48,568.32-21,040.80

Finding the Fourth Proportional to 35,195.28, 48,568.32 and 21,040.80

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Solution

The fourth proportional to 35,195.28, 48,568.32 and 21,040.80 is: 29,035.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,195.28 : 48,568.32 = 21,040.80 : x
  2. Step 2: Convert to fraction form
    35,195.28/48,568.32 = 21,040.80/x
  3. Step 3: Cross multiply
    35,195.28x = 48,568.32 × 21,040.80
  4. Step 4: Simplify right side
    35,195.28x = 1,021,916,307.46
  5. Step 5: Solve for x
    x = 1,021,916,307.46/35,195.28
  6. Step 6: Final answer
    x = 29,035.61

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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.