Home / 25,329.90-37,970.55-19,704.45

Finding the Fourth Proportional to 25,329.90, 37,970.55 and 19,704.45

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Solution

The fourth proportional to 25,329.90, 37,970.55 and 19,704.45 is: 29,537.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,329.90 : 37,970.55 = 19,704.45 : x
  2. Step 2: Convert to fraction form
    25,329.90/37,970.55 = 19,704.45/x
  3. Step 3: Cross multiply
    25,329.90x = 37,970.55 × 19,704.45
  4. Step 4: Simplify right side
    25,329.90x = 748,188,803.95
  5. Step 5: Solve for x
    x = 748,188,803.95/25,329.90
  6. Step 6: Final answer
    x = 29,537.77

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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.