Home / 35,991.12-53,989.38-16,280.76

Finding the Fourth Proportional to 35,991.12, 53,989.38 and 16,280.76

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Solution

The fourth proportional to 35,991.12, 53,989.38 and 16,280.76 is: 24,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,991.12 : 53,989.38 = 16,280.76 : x
  2. Step 2: Convert to fraction form
    35,991.12/53,989.38 = 16,280.76/x
  3. Step 3: Cross multiply
    35,991.12x = 53,989.38 × 16,280.76
  4. Step 4: Simplify right side
    35,991.12x = 878,988,138.33
  5. Step 5: Solve for x
    x = 878,988,138.33/35,991.12
  6. Step 6: Final answer
    x = 24,422.36

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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.