Home / 19,248.35-28,882.10-10,809.62

Finding the Fourth Proportional to 19,248.35, 28,882.10 and 10,809.62

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Solution

The fourth proportional to 19,248.35, 28,882.10 and 10,809.62 is: 16,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248.35 : 28,882.10 = 10,809.62 : x
  2. Step 2: Convert to fraction form
    19,248.35/28,882.10 = 10,809.62/x
  3. Step 3: Cross multiply
    19,248.35x = 28,882.10 × 10,809.62
  4. Step 4: Simplify right side
    19,248.35x = 312,204,327.34
  5. Step 5: Solve for x
    x = 312,204,327.34/19,248.35
  6. Step 6: Final answer
    x = 16,219.80

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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.