Home / 39,701-59,569.68-17,218.56

Finding the Fourth Proportional to 39,701, 59,569.68 and 17,218.56

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Solution

The fourth proportional to 39,701, 59,569.68 and 17,218.56 is: 25,835.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,701 : 59,569.68 = 17,218.56 : x
  2. Step 2: Convert to fraction form
    39,701/59,569.68 = 17,218.56/x
  3. Step 3: Cross multiply
    39,701x = 59,569.68 × 17,218.56
  4. Step 4: Simplify right side
    39,701x = 1,025,704,109.26
  5. Step 5: Solve for x
    x = 1,025,704,109.26/39,701
  6. Step 6: Final answer
    x = 25,835.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.