Home / 18,504.34-25,536.65-10,545.28

Finding the Fourth Proportional to 18,504.34, 25,536.65 and 10,545.28

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Solution

The fourth proportional to 18,504.34, 25,536.65 and 10,545.28 is: 14,552.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504.34 : 25,536.65 = 10,545.28 : x
  2. Step 2: Convert to fraction form
    18,504.34/25,536.65 = 10,545.28/x
  3. Step 3: Cross multiply
    18,504.34x = 25,536.65 × 10,545.28
  4. Step 4: Simplify right side
    18,504.34x = 269,291,007.94
  5. Step 5: Solve for x
    x = 269,291,007.94/18,504.34
  6. Step 6: Final answer
    x = 14,552.86

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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.