Home / 18,150.06-25,045.77-10,193.64

Finding the Fourth Proportional to 18,150.06, 25,045.77 and 10,193.64

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Solution

The fourth proportional to 18,150.06, 25,045.77 and 10,193.64 is: 14,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.06 : 25,045.77 = 10,193.64 : x
  2. Step 2: Convert to fraction form
    18,150.06/25,045.77 = 10,193.64/x
  3. Step 3: Cross multiply
    18,150.06x = 25,045.77 × 10,193.64
  4. Step 4: Simplify right side
    18,150.06x = 255,307,562.90
  5. Step 5: Solve for x
    x = 255,307,562.90/18,150.06
  6. Step 6: Final answer
    x = 14,066.49

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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.