Home / 19,001.61-26,219.97-11,042.55

Finding the Fourth Proportional to 19,001.61, 26,219.97 and 11,042.55

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Solution

The fourth proportional to 19,001.61, 26,219.97 and 11,042.55 is: 15,237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.61 : 26,219.97 = 11,042.55 : x
  2. Step 2: Convert to fraction form
    19,001.61/26,219.97 = 11,042.55/x
  3. Step 3: Cross multiply
    19,001.61x = 26,219.97 × 11,042.55
  4. Step 4: Simplify right side
    19,001.61x = 289,535,329.72
  5. Step 5: Solve for x
    x = 289,535,329.72/19,001.61
  6. Step 6: Final answer
    x = 15,237.41

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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.