Home / 35,617.28-53,425.92-15,891.12

Finding the Fourth Proportional to 35,617.28, 53,425.92 and 15,891.12

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Solution

The fourth proportional to 35,617.28, 53,425.92 and 15,891.12 is: 23,836.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,617.28 : 53,425.92 = 15,891.12 : x
  2. Step 2: Convert to fraction form
    35,617.28/53,425.92 = 15,891.12/x
  3. Step 3: Cross multiply
    35,617.28x = 53,425.92 × 15,891.12
  4. Step 4: Simplify right side
    35,617.28x = 848,997,705.83
  5. Step 5: Solve for x
    x = 848,997,705.83/35,617.28
  6. Step 6: Final answer
    x = 23,836.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.