Home / 19,859.53-29,789.27-5,068.45

Finding the Fourth Proportional to 19,859.53, 29,789.27 and 5,068.45

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Solution

The fourth proportional to 19,859.53, 29,789.27 and 5,068.45 is: 7,602.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859.53 : 29,789.27 = 5,068.45 : x
  2. Step 2: Convert to fraction form
    19,859.53/29,789.27 = 5,068.45/x
  3. Step 3: Cross multiply
    19,859.53x = 29,789.27 × 5,068.45
  4. Step 4: Simplify right side
    19,859.53x = 150,985,251.24
  5. Step 5: Solve for x
    x = 150,985,251.24/19,859.53
  6. Step 6: Final answer
    x = 7,602.66

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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.