Home / 19,110.89-26,372.14-10,613.56

Finding the Fourth Proportional to 19,110.89, 26,372.14 and 10,613.56

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Solution

The fourth proportional to 19,110.89, 26,372.14 and 10,613.56 is: 14,646.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,110.89 : 26,372.14 = 10,613.56 : x
  2. Step 2: Convert to fraction form
    19,110.89/26,372.14 = 10,613.56/x
  3. Step 3: Cross multiply
    19,110.89x = 26,372.14 × 10,613.56
  4. Step 4: Simplify right side
    19,110.89x = 279,902,105.29
  5. Step 5: Solve for x
    x = 279,902,105.29/19,110.89
  6. Step 6: Final answer
    x = 14,646.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.