Home / 19,598.61-29,377.77-7,747.56

Finding the Fourth Proportional to 19,598.61, 29,377.77 and 7,747.56

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Solution

The fourth proportional to 19,598.61, 29,377.77 and 7,747.56 is: 11,613.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,598.61 : 29,377.77 = 7,747.56 : x
  2. Step 2: Convert to fraction form
    19,598.61/29,377.77 = 7,747.56/x
  3. Step 3: Cross multiply
    19,598.61x = 29,377.77 × 7,747.56
  4. Step 4: Simplify right side
    19,598.61x = 227,606,035.74
  5. Step 5: Solve for x
    x = 227,606,035.74/19,598.61
  6. Step 6: Final answer
    x = 11,613.38

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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.