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Finding the Fourth Proportional to 17,907.39, 24,710.09 and 9,948.51

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Solution

The fourth proportional to 17,907.39, 24,710.09 and 9,948.51 is: 13,727.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,907.39 : 24,710.09 = 9,948.51 : x
  2. Step 2: Convert to fraction form
    17,907.39/24,710.09 = 9,948.51/x
  3. Step 3: Cross multiply
    17,907.39x = 24,710.09 × 9,948.51
  4. Step 4: Simplify right side
    17,907.39x = 245,828,527.72
  5. Step 5: Solve for x
    x = 245,828,527.72/17,907.39
  6. Step 6: Final answer
    x = 13,727.77

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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.