Home / 19,645.56-27,110.13-10,692.87

Finding the Fourth Proportional to 19,645.56, 27,110.13 and 10,692.87

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Solution

The fourth proportional to 19,645.56, 27,110.13 and 10,692.87 is: 14,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,645.56 : 27,110.13 = 10,692.87 : x
  2. Step 2: Convert to fraction form
    19,645.56/27,110.13 = 10,692.87/x
  3. Step 3: Cross multiply
    19,645.56x = 27,110.13 × 10,692.87
  4. Step 4: Simplify right side
    19,645.56x = 289,885,095.77
  5. Step 5: Solve for x
    x = 289,885,095.77/19,645.56
  6. Step 6: Final answer
    x = 14,755.76

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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.