Home / 18,583.04-25,645.12-10,200.08

Finding the Fourth Proportional to 18,583.04, 25,645.12 and 10,200.08

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Solution

The fourth proportional to 18,583.04, 25,645.12 and 10,200.08 is: 14,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583.04 : 25,645.12 = 10,200.08 : x
  2. Step 2: Convert to fraction form
    18,583.04/25,645.12 = 10,200.08/x
  3. Step 3: Cross multiply
    18,583.04x = 25,645.12 × 10,200.08
  4. Step 4: Simplify right side
    18,583.04x = 261,582,275.61
  5. Step 5: Solve for x
    x = 261,582,275.61/18,583.04
  6. Step 6: Final answer
    x = 14,076.40

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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.