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Finding the Fourth Proportional to 17,415.90, 24,034.47 and 9,458.64

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Solution

The fourth proportional to 17,415.90, 24,034.47 and 9,458.64 is: 13,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,415.90 : 24,034.47 = 9,458.64 : x
  2. Step 2: Convert to fraction form
    17,415.90/24,034.47 = 9,458.64/x
  3. Step 3: Cross multiply
    17,415.90x = 24,034.47 × 9,458.64
  4. Step 4: Simplify right side
    17,415.90x = 227,333,399.32
  5. Step 5: Solve for x
    x = 227,333,399.32/17,415.90
  6. Step 6: Final answer
    x = 13,053.21

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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.