Home / 18,563.95-25,618.28-10,066.12

Finding the Fourth Proportional to 18,563.95, 25,618.28 and 10,066.12

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Solution

The fourth proportional to 18,563.95, 25,618.28 and 10,066.12 is: 13,891.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563.95 : 25,618.28 = 10,066.12 : x
  2. Step 2: Convert to fraction form
    18,563.95/25,618.28 = 10,066.12/x
  3. Step 3: Cross multiply
    18,563.95x = 25,618.28 × 10,066.12
  4. Step 4: Simplify right side
    18,563.95x = 257,876,680.67
  5. Step 5: Solve for x
    x = 257,876,680.67/18,563.95
  6. Step 6: Final answer
    x = 13,891.26

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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.