Home / 19,557.91-29,339.93-7,076.62

Finding the Fourth Proportional to 19,557.91, 29,339.93 and 7,076.62

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Solution

The fourth proportional to 19,557.91, 29,339.93 and 7,076.62 is: 10,616.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.91 : 29,339.93 = 7,076.62 : x
  2. Step 2: Convert to fraction form
    19,557.91/29,339.93 = 7,076.62/x
  3. Step 3: Cross multiply
    19,557.91x = 29,339.93 × 7,076.62
  4. Step 4: Simplify right side
    19,557.91x = 207,627,535.44
  5. Step 5: Solve for x
    x = 207,627,535.44/19,557.91
  6. Step 6: Final answer
    x = 10,616.04

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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.