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Finding the Fourth Proportional to 17,408.99, 24,024.37 and 9,855.18

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Solution

The fourth proportional to 17,408.99, 24,024.37 and 9,855.18 is: 13,600.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,408.99 : 24,024.37 = 9,855.18 : x
  2. Step 2: Convert to fraction form
    17,408.99/24,024.37 = 9,855.18/x
  3. Step 3: Cross multiply
    17,408.99x = 24,024.37 × 9,855.18
  4. Step 4: Simplify right side
    17,408.99x = 236,764,490.74
  5. Step 5: Solve for x
    x = 236,764,490.74/17,408.99
  6. Step 6: Final answer
    x = 13,600.13

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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.