Home / 18,260.76-25,200.60-10,302.95

Finding the Fourth Proportional to 18,260.76, 25,200.60 and 10,302.95

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Solution

The fourth proportional to 18,260.76, 25,200.60 and 10,302.95 is: 14,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.76 : 25,200.60 = 10,302.95 : x
  2. Step 2: Convert to fraction form
    18,260.76/25,200.60 = 10,302.95/x
  3. Step 3: Cross multiply
    18,260.76x = 25,200.60 × 10,302.95
  4. Step 4: Simplify right side
    18,260.76x = 259,640,395.77
  5. Step 5: Solve for x
    x = 259,640,395.77/18,260.76
  6. Step 6: Final answer
    x = 14,218.49

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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.