Home / 19,575.79-29,363.56-7,092.90

Finding the Fourth Proportional to 19,575.79, 29,363.56 and 7,092.90

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Solution

The fourth proportional to 19,575.79, 29,363.56 and 7,092.90 is: 10,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.79 : 29,363.56 = 7,092.90 : x
  2. Step 2: Convert to fraction form
    19,575.79/29,363.56 = 7,092.90/x
  3. Step 3: Cross multiply
    19,575.79x = 29,363.56 × 7,092.90
  4. Step 4: Simplify right side
    19,575.79x = 208,272,794.72
  5. Step 5: Solve for x
    x = 208,272,794.72/19,575.79
  6. Step 6: Final answer
    x = 10,639.30

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1.5x scale

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.