Home / 18,536.45-25,580.21-10,152.95

Finding the Fourth Proportional to 18,536.45, 25,580.21 and 10,152.95

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Solution

The fourth proportional to 18,536.45, 25,580.21 and 10,152.95 is: 14,011.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536.45 : 25,580.21 = 10,152.95 : x
  2. Step 2: Convert to fraction form
    18,536.45/25,580.21 = 10,152.95/x
  3. Step 3: Cross multiply
    18,536.45x = 25,580.21 × 10,152.95
  4. Step 4: Simplify right side
    18,536.45x = 259,714,414.45
  5. Step 5: Solve for x
    x = 259,714,414.45/18,536.45
  6. Step 6: Final answer
    x = 14,011.02

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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.