Home / 22,247.56-30,692.90-14,288.68

Finding the Fourth Proportional to 22,247.56, 30,692.90 and 14,288.68

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Solution

The fourth proportional to 22,247.56, 30,692.90 and 14,288.68 is: 19,712.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,247.56 : 30,692.90 = 14,288.68 : x
  2. Step 2: Convert to fraction form
    22,247.56/30,692.90 = 14,288.68/x
  3. Step 3: Cross multiply
    22,247.56x = 30,692.90 × 14,288.68
  4. Step 4: Simplify right side
    22,247.56x = 438,561,026.37
  5. Step 5: Solve for x
    x = 438,561,026.37/22,247.56
  6. Step 6: Final answer
    x = 19,712.77

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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.