Home / 18,264.03-25,197.60-13,495.47

Finding the Fourth Proportional to 18,264.03, 25,197.60 and 13,495.47

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Solution

The fourth proportional to 18,264.03, 25,197.60 and 13,495.47 is: 18,618.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.03 : 25,197.60 = 13,495.47 : x
  2. Step 2: Convert to fraction form
    18,264.03/25,197.60 = 13,495.47/x
  3. Step 3: Cross multiply
    18,264.03x = 25,197.60 × 13,495.47
  4. Step 4: Simplify right side
    18,264.03x = 340,053,454.87
  5. Step 5: Solve for x
    x = 340,053,454.87/18,264.03
  6. Step 6: Final answer
    x = 18,618.75

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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.