Home / 18,625.67-25,712.95-14,367.18

Finding the Fourth Proportional to 18,625.67, 25,712.95 and 14,367.18

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Solution

The fourth proportional to 18,625.67, 25,712.95 and 14,367.18 is: 19,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,625.67 : 25,712.95 = 14,367.18 : x
  2. Step 2: Convert to fraction form
    18,625.67/25,712.95 = 14,367.18/x
  3. Step 3: Cross multiply
    18,625.67x = 25,712.95 × 14,367.18
  4. Step 4: Simplify right side
    18,625.67x = 369,422,538.80
  5. Step 5: Solve for x
    x = 369,422,538.80/18,625.67
  6. Step 6: Final answer
    x = 19,834.05

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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.