Home / 19,129.89-26,398.82-11,062.94

Finding the Fourth Proportional to 19,129.89, 26,398.82 and 11,062.94

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Solution

The fourth proportional to 19,129.89, 26,398.82 and 11,062.94 is: 15,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,129.89 : 26,398.82 = 11,062.94 : x
  2. Step 2: Convert to fraction form
    19,129.89/26,398.82 = 11,062.94/x
  3. Step 3: Cross multiply
    19,129.89x = 26,398.82 × 11,062.94
  4. Step 4: Simplify right side
    19,129.89x = 292,048,374.42
  5. Step 5: Solve for x
    x = 292,048,374.42/19,129.89
  6. Step 6: Final answer
    x = 15,266.60

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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.