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Finding the Fourth Proportional to 17,407.80, 24,021.93 and 9,449.94

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Solution

The fourth proportional to 17,407.80, 24,021.93 and 9,449.94 is: 13,040.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,407.80 : 24,021.93 = 9,449.94 : x
  2. Step 2: Convert to fraction form
    17,407.80/24,021.93 = 9,449.94/x
  3. Step 3: Cross multiply
    17,407.80x = 24,021.93 × 9,449.94
  4. Step 4: Simplify right side
    17,407.80x = 227,005,797.18
  5. Step 5: Solve for x
    x = 227,005,797.18/17,407.80
  6. Step 6: Final answer
    x = 13,040.46

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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.