Home / 19,566.80-29,354.80-15,579.26

Finding the Fourth Proportional to 19,566.80, 29,354.80 and 15,579.26

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Solution

The fourth proportional to 19,566.80, 29,354.80 and 15,579.26 is: 23,372.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.80 : 29,354.80 = 15,579.26 : x
  2. Step 2: Convert to fraction form
    19,566.80/29,354.80 = 15,579.26/x
  3. Step 3: Cross multiply
    19,566.80x = 29,354.80 × 15,579.26
  4. Step 4: Simplify right side
    19,566.80x = 457,326,061.45
  5. Step 5: Solve for x
    x = 457,326,061.45/19,566.80
  6. Step 6: Final answer
    x = 23,372.55

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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.