Home / 17,703.06-24,431.10-9,745.20

Finding the Fourth Proportional to 17,703.06, 24,431.10 and 9,745.20

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Solution

The fourth proportional to 17,703.06, 24,431.10 and 9,745.20 is: 13,448.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,703.06 : 24,431.10 = 9,745.20 : x
  2. Step 2: Convert to fraction form
    17,703.06/24,431.10 = 9,745.20/x
  3. Step 3: Cross multiply
    17,703.06x = 24,431.10 × 9,745.20
  4. Step 4: Simplify right side
    17,703.06x = 238,085,955.72
  5. Step 5: Solve for x
    x = 238,085,955.72/17,703.06
  6. Step 6: Final answer
    x = 13,448.86

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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.