Home / 23,324.90-35,151.59-21,106.71

Finding the Fourth Proportional to 23,324.90, 35,151.59 and 21,106.71

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Solution

The fourth proportional to 23,324.90, 35,151.59 and 21,106.71 is: 31,808.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,324.90 : 35,151.59 = 21,106.71 : x
  2. Step 2: Convert to fraction form
    23,324.90/35,151.59 = 21,106.71/x
  3. Step 3: Cross multiply
    23,324.90x = 35,151.59 × 21,106.71
  4. Step 4: Simplify right side
    23,324.90x = 741,934,350.21
  5. Step 5: Solve for x
    x = 741,934,350.21/23,324.90
  6. Step 6: Final answer
    x = 31,808.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.