Home / 19,560.79-29,333.82-7,077.73

Finding the Fourth Proportional to 19,560.79, 29,333.82 and 7,077.73

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Solution

The fourth proportional to 19,560.79, 29,333.82 and 7,077.73 is: 10,613.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.79 : 29,333.82 = 7,077.73 : x
  2. Step 2: Convert to fraction form
    19,560.79/29,333.82 = 7,077.73/x
  3. Step 3: Cross multiply
    19,560.79x = 29,333.82 × 7,077.73
  4. Step 4: Simplify right side
    19,560.79x = 207,616,857.83
  5. Step 5: Solve for x
    x = 207,616,857.83/19,560.79
  6. Step 6: Final answer
    x = 10,613.93

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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.