Home / 25,156.53-37,681.07-19,166.85

Finding the Fourth Proportional to 25,156.53, 37,681.07 and 19,166.85

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Solution

The fourth proportional to 25,156.53, 37,681.07 and 19,166.85 is: 28,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,156.53 : 37,681.07 = 19,166.85 : x
  2. Step 2: Convert to fraction form
    25,156.53/37,681.07 = 19,166.85/x
  3. Step 3: Cross multiply
    25,156.53x = 37,681.07 × 19,166.85
  4. Step 4: Simplify right side
    25,156.53x = 722,227,320.70
  5. Step 5: Solve for x
    x = 722,227,320.70/25,156.53
  6. Step 6: Final answer
    x = 28,709.34

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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.