Home / 25,319.88-37,988.01-12,173.25

Finding the Fourth Proportional to 25,319.88, 37,988.01 and 12,173.25

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Solution

The fourth proportional to 25,319.88, 37,988.01 and 12,173.25 is: 18,263.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.88 : 37,988.01 = 12,173.25 : x
  2. Step 2: Convert to fraction form
    25,319.88/37,988.01 = 12,173.25/x
  3. Step 3: Cross multiply
    25,319.88x = 37,988.01 × 12,173.25
  4. Step 4: Simplify right side
    25,319.88x = 462,437,542.73
  5. Step 5: Solve for x
    x = 462,437,542.73/25,319.88
  6. Step 6: Final answer
    x = 18,263.81

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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.