Home / 19,774.85-29,656.15-5,735.91

Finding the Fourth Proportional to 19,774.85, 29,656.15 and 5,735.91

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Solution

The fourth proportional to 19,774.85, 29,656.15 and 5,735.91 is: 8,602.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.85 : 29,656.15 = 5,735.91 : x
  2. Step 2: Convert to fraction form
    19,774.85/29,656.15 = 5,735.91/x
  3. Step 3: Cross multiply
    19,774.85x = 29,656.15 × 5,735.91
  4. Step 4: Simplify right side
    19,774.85x = 170,104,903.31
  5. Step 5: Solve for x
    x = 170,104,903.31/19,774.85
  6. Step 6: Final answer
    x = 8,602.09

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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.