Home / 29,929.76-41,268.84-19,160.36

Finding the Fourth Proportional to 29,929.76, 41,268.84 and 19,160.36

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Solution

The fourth proportional to 29,929.76, 41,268.84 and 19,160.36 is: 26,419.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,929.76 : 41,268.84 = 19,160.36 : x
  2. Step 2: Convert to fraction form
    29,929.76/41,268.84 = 19,160.36/x
  3. Step 3: Cross multiply
    29,929.76x = 41,268.84 × 19,160.36
  4. Step 4: Simplify right side
    29,929.76x = 790,725,831.18
  5. Step 5: Solve for x
    x = 790,725,831.18/29,929.76
  6. Step 6: Final answer
    x = 26,419.38

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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.