Home / 18,275.30-25,202.58-12,600.98

Finding the Fourth Proportional to 18,275.30, 25,202.58 and 12,600.98

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Solution

The fourth proportional to 18,275.30, 25,202.58 and 12,600.98 is: 17,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,275.30 : 25,202.58 = 12,600.98 : x
  2. Step 2: Convert to fraction form
    18,275.30/25,202.58 = 12,600.98/x
  3. Step 3: Cross multiply
    18,275.30x = 25,202.58 × 12,600.98
  4. Step 4: Simplify right side
    18,275.30x = 317,577,206.53
  5. Step 5: Solve for x
    x = 317,577,206.53/18,275.30
  6. Step 6: Final answer
    x = 17,377.40

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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.