Home / 18,160.05-25,061.76-10,204.77

Finding the Fourth Proportional to 18,160.05, 25,061.76 and 10,204.77

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Solution

The fourth proportional to 18,160.05, 25,061.76 and 10,204.77 is: 14,083.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160.05 : 25,061.76 = 10,204.77 : x
  2. Step 2: Convert to fraction form
    18,160.05/25,061.76 = 10,204.77/x
  3. Step 3: Cross multiply
    18,160.05x = 25,061.76 × 10,204.77
  4. Step 4: Simplify right side
    18,160.05x = 255,749,496.60
  5. Step 5: Solve for x
    x = 255,749,496.60/18,160.05
  6. Step 6: Final answer
    x = 14,083.08

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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.