Home / 19,292.70-26,624.13-11,335.26

Finding the Fourth Proportional to 19,292.70, 26,624.13 and 11,335.26

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Solution

The fourth proportional to 19,292.70, 26,624.13 and 11,335.26 is: 15,642.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,292.70 : 26,624.13 = 11,335.26 : x
  2. Step 2: Convert to fraction form
    19,292.70/26,624.13 = 11,335.26/x
  3. Step 3: Cross multiply
    19,292.70x = 26,624.13 × 11,335.26
  4. Step 4: Simplify right side
    19,292.70x = 301,791,435.82
  5. Step 5: Solve for x
    x = 301,791,435.82/19,292.70
  6. Step 6: Final answer
    x = 15,642.78

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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.