Home / 35,388.53-53,083.20-12,016.79

Finding the Fourth Proportional to 35,388.53, 53,083.20 and 12,016.79

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Solution

The fourth proportional to 35,388.53, 53,083.20 and 12,016.79 is: 18,025.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,388.53 : 53,083.20 = 12,016.79 : x
  2. Step 2: Convert to fraction form
    35,388.53/53,083.20 = 12,016.79/x
  3. Step 3: Cross multiply
    35,388.53x = 53,083.20 × 12,016.79
  4. Step 4: Simplify right side
    35,388.53x = 637,889,666.93
  5. Step 5: Solve for x
    x = 637,889,666.93/35,388.53
  6. Step 6: Final answer
    x = 18,025.32

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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.