Home / 18,255.85-25,192.62-10,298.00

Finding the Fourth Proportional to 18,255.85, 25,192.62 and 10,298.00

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Solution

The fourth proportional to 18,255.85, 25,192.62 and 10,298.00 is: 14,210.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.85 : 25,192.62 = 10,298.00 : x
  2. Step 2: Convert to fraction form
    18,255.85/25,192.62 = 10,298.00/x
  3. Step 3: Cross multiply
    18,255.85x = 25,192.62 × 10,298.00
  4. Step 4: Simplify right side
    18,255.85x = 259,433,663.74
  5. Step 5: Solve for x
    x = 259,433,663.74/18,255.85
  6. Step 6: Final answer
    x = 14,210.99

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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.