Home / 19,061.22-26,307.06-11,105.94

Finding the Fourth Proportional to 19,061.22, 26,307.06 and 11,105.94

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Solution

The fourth proportional to 19,061.22, 26,307.06 and 11,105.94 is: 15,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,061.22 : 26,307.06 = 11,105.94 : x
  2. Step 2: Convert to fraction form
    19,061.22/26,307.06 = 11,105.94/x
  3. Step 3: Cross multiply
    19,061.22x = 26,307.06 × 11,105.94
  4. Step 4: Simplify right side
    19,061.22x = 292,164,629.94
  5. Step 5: Solve for x
    x = 292,164,629.94/19,061.22
  6. Step 6: Final answer
    x = 15,327.70

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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.