Home / 19,818.64-29,726.84-5,588.04

Finding the Fourth Proportional to 19,818.64, 29,726.84 and 5,588.04

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Solution

The fourth proportional to 19,818.64, 29,726.84 and 5,588.04 is: 8,381.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,818.64 : 29,726.84 = 5,588.04 : x
  2. Step 2: Convert to fraction form
    19,818.64/29,726.84 = 5,588.04/x
  3. Step 3: Cross multiply
    19,818.64x = 29,726.84 × 5,588.04
  4. Step 4: Simplify right side
    19,818.64x = 166,114,770.99
  5. Step 5: Solve for x
    x = 166,114,770.99/19,818.64
  6. Step 6: Final answer
    x = 8,381.74

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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.