Home / 17,379.72-23,985.36-9,826.92

Finding the Fourth Proportional to 17,379.72, 23,985.36 and 9,826.92

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Solution

The fourth proportional to 17,379.72, 23,985.36 and 9,826.92 is: 13,561.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.72 : 23,985.36 = 9,826.92 : x
  2. Step 2: Convert to fraction form
    17,379.72/23,985.36 = 9,826.92/x
  3. Step 3: Cross multiply
    17,379.72x = 23,985.36 × 9,826.92
  4. Step 4: Simplify right side
    17,379.72x = 235,702,213.89
  5. Step 5: Solve for x
    x = 235,702,213.89/17,379.72
  6. Step 6: Final answer
    x = 13,561.91

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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.