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Finding the Fourth Proportional to 17,703.16, 24,430.94 and 9,745.99

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Solution

The fourth proportional to 17,703.16, 24,430.94 and 9,745.99 is: 13,449.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,703.16 : 24,430.94 = 9,745.99 : x
  2. Step 2: Convert to fraction form
    17,703.16/24,430.94 = 9,745.99/x
  3. Step 3: Cross multiply
    17,703.16x = 24,430.94 × 9,745.99
  4. Step 4: Simplify right side
    17,703.16x = 238,103,623.67
  5. Step 5: Solve for x
    x = 238,103,623.67/17,703.16
  6. Step 6: Final answer
    x = 13,449.78

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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.