Home / 17,853.39-24,637.65-9,896.79

Finding the Fourth Proportional to 17,853.39, 24,637.65 and 9,896.79

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Solution

The fourth proportional to 17,853.39, 24,637.65 and 9,896.79 is: 13,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,853.39 : 24,637.65 = 9,896.79 : x
  2. Step 2: Convert to fraction form
    17,853.39/24,637.65 = 9,896.79/x
  3. Step 3: Cross multiply
    17,853.39x = 24,637.65 × 9,896.79
  4. Step 4: Simplify right side
    17,853.39x = 243,833,648.14
  5. Step 5: Solve for x
    x = 243,833,648.14/17,853.39
  6. Step 6: Final answer
    x = 13,657.55

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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.