Home / 19,951.32-27,532.36-10,998.62

Finding the Fourth Proportional to 19,951.32, 27,532.36 and 10,998.62

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Solution

The fourth proportional to 19,951.32, 27,532.36 and 10,998.62 is: 15,177.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951.32 : 27,532.36 = 10,998.62 : x
  2. Step 2: Convert to fraction form
    19,951.32/27,532.36 = 10,998.62/x
  3. Step 3: Cross multiply
    19,951.32x = 27,532.36 × 10,998.62
  4. Step 4: Simplify right side
    19,951.32x = 302,817,965.34
  5. Step 5: Solve for x
    x = 302,817,965.34/19,951.32
  6. Step 6: Final answer
    x = 15,177.84

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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.