Home / 25,324.62-34,925.24-21,089.68

Finding the Fourth Proportional to 25,324.62, 34,925.24 and 21,089.68

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Solution

The fourth proportional to 25,324.62, 34,925.24 and 21,089.68 is: 29,084.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,324.62 : 34,925.24 = 21,089.68 : x
  2. Step 2: Convert to fraction form
    25,324.62/34,925.24 = 21,089.68/x
  3. Step 3: Cross multiply
    25,324.62x = 34,925.24 × 21,089.68
  4. Step 4: Simplify right side
    25,324.62x = 736,562,135.52
  5. Step 5: Solve for x
    x = 736,562,135.52/25,324.62
  6. Step 6: Final answer
    x = 29,084.82

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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.