Home / 19,595.25-27,041.45-11,211.75

Finding the Fourth Proportional to 19,595.25, 27,041.45 and 11,211.75

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Solution

The fourth proportional to 19,595.25, 27,041.45 and 11,211.75 is: 15,472.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,595.25 : 27,041.45 = 11,211.75 : x
  2. Step 2: Convert to fraction form
    19,595.25/27,041.45 = 11,211.75/x
  3. Step 3: Cross multiply
    19,595.25x = 27,041.45 × 11,211.75
  4. Step 4: Simplify right side
    19,595.25x = 303,181,920.98
  5. Step 5: Solve for x
    x = 303,181,920.98/19,595.25
  6. Step 6: Final answer
    x = 15,472.22

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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.