Home / 25,017.81-34,537.14-19,339.77

Finding the Fourth Proportional to 25,017.81, 34,537.14 and 19,339.77

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Solution

The fourth proportional to 25,017.81, 34,537.14 and 19,339.77 is: 26,698.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,017.81 : 34,537.14 = 19,339.77 : x
  2. Step 2: Convert to fraction form
    25,017.81/34,537.14 = 19,339.77/x
  3. Step 3: Cross multiply
    25,017.81x = 34,537.14 × 19,339.77
  4. Step 4: Simplify right side
    25,017.81x = 667,940,344.06
  5. Step 5: Solve for x
    x = 667,940,344.06/25,017.81
  6. Step 6: Final answer
    x = 26,698.59

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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.