Home / 13,083.24-18,052.02-9,548.40

Finding the Fourth Proportional to 13,083.24, 18,052.02 and 9,548.40

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Solution

The fourth proportional to 13,083.24, 18,052.02 and 9,548.40 is: 13,174.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083.24 : 18,052.02 = 9,548.40 : x
  2. Step 2: Convert to fraction form
    13,083.24/18,052.02 = 9,548.40/x
  3. Step 3: Cross multiply
    13,083.24x = 18,052.02 × 9,548.40
  4. Step 4: Simplify right side
    13,083.24x = 172,367,907.77
  5. Step 5: Solve for x
    x = 172,367,907.77/13,083.24
  6. Step 6: Final answer
    x = 13,174.71

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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.