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Finding the Fourth Proportional to 17,486.12, 24,130.60 and 9,932.40

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Solution

The fourth proportional to 17,486.12, 24,130.60 and 9,932.40 is: 13,706.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,486.12 : 24,130.60 = 9,932.40 : x
  2. Step 2: Convert to fraction form
    17,486.12/24,130.60 = 9,932.40/x
  3. Step 3: Cross multiply
    17,486.12x = 24,130.60 × 9,932.40
  4. Step 4: Simplify right side
    17,486.12x = 239,674,771.44
  5. Step 5: Solve for x
    x = 239,674,771.44/17,486.12
  6. Step 6: Final answer
    x = 13,706.57

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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.