Home / 25,252.76-34,834.56-15,804.92

Finding the Fourth Proportional to 25,252.76, 34,834.56 and 15,804.92

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Solution

The fourth proportional to 25,252.76, 34,834.56 and 15,804.92 is: 21,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,252.76 : 34,834.56 = 15,804.92 : x
  2. Step 2: Convert to fraction form
    25,252.76/34,834.56 = 15,804.92/x
  3. Step 3: Cross multiply
    25,252.76x = 34,834.56 × 15,804.92
  4. Step 4: Simplify right side
    25,252.76x = 550,557,461.85
  5. Step 5: Solve for x
    x = 550,557,461.85/25,252.76
  6. Step 6: Final answer
    x = 21,801.87

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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.