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Finding the Fourth Proportional to 17,993.34, 24,829.74 and 10,439.08

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Solution

The fourth proportional to 17,993.34, 24,829.74 and 10,439.08 is: 14,405.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,993.34 : 24,829.74 = 10,439.08 : x
  2. Step 2: Convert to fraction form
    17,993.34/24,829.74 = 10,439.08/x
  3. Step 3: Cross multiply
    17,993.34x = 24,829.74 × 10,439.08
  4. Step 4: Simplify right side
    17,993.34x = 259,199,580.16
  5. Step 5: Solve for x
    x = 259,199,580.16/17,993.34
  6. Step 6: Final answer
    x = 14,405.31

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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.