Home / 19,998.55-27,595.65-11,045.62

Finding the Fourth Proportional to 19,998.55, 27,595.65 and 11,045.62

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Solution

The fourth proportional to 19,998.55, 27,595.65 and 11,045.62 is: 15,241.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998.55 : 27,595.65 = 11,045.62 : x
  2. Step 2: Convert to fraction form
    19,998.55/27,595.65 = 11,045.62/x
  3. Step 3: Cross multiply
    19,998.55x = 27,595.65 × 11,045.62
  4. Step 4: Simplify right side
    19,998.55x = 304,811,063.55
  5. Step 5: Solve for x
    x = 304,811,063.55/19,998.55
  6. Step 6: Final answer
    x = 15,241.66

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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.