Home / 35,359.20-52,995.60-15,616.80

Finding the Fourth Proportional to 35,359.20, 52,995.60 and 15,616.80

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Solution

The fourth proportional to 35,359.20, 52,995.60 and 15,616.80 is: 23,406.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,359.20 : 52,995.60 = 15,616.80 : x
  2. Step 2: Convert to fraction form
    35,359.20/52,995.60 = 15,616.80/x
  3. Step 3: Cross multiply
    35,359.20x = 52,995.60 × 15,616.80
  4. Step 4: Simplify right side
    35,359.20x = 827,621,686.08
  5. Step 5: Solve for x
    x = 827,621,686.08/35,359.20
  6. Step 6: Final answer
    x = 23,406.12

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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.