Home / 18,998.55-28,498.14-6,532.92

Finding the Fourth Proportional to 18,998.55, 28,498.14 and 6,532.92

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Solution

The fourth proportional to 18,998.55, 28,498.14 and 6,532.92 is: 9,799.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,998.55 : 28,498.14 = 6,532.92 : x
  2. Step 2: Convert to fraction form
    18,998.55/28,498.14 = 6,532.92/x
  3. Step 3: Cross multiply
    18,998.55x = 28,498.14 × 6,532.92
  4. Step 4: Simplify right side
    18,998.55x = 186,176,068.77
  5. Step 5: Solve for x
    x = 186,176,068.77/18,998.55
  6. Step 6: Final answer
    x = 9,799.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.