Home / 18,174.23-25,064.98-12,518.14

Finding the Fourth Proportional to 18,174.23, 25,064.98 and 12,518.14

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Solution

The fourth proportional to 18,174.23, 25,064.98 and 12,518.14 is: 17,264.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174.23 : 25,064.98 = 12,518.14 : x
  2. Step 2: Convert to fraction form
    18,174.23/25,064.98 = 12,518.14/x
  3. Step 3: Cross multiply
    18,174.23x = 25,064.98 × 12,518.14
  4. Step 4: Simplify right side
    18,174.23x = 313,766,928.74
  5. Step 5: Solve for x
    x = 313,766,928.74/18,174.23
  6. Step 6: Final answer
    x = 17,264.39

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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.