Home / 18,509.22-25,536.51-10,545.84

Finding the Fourth Proportional to 18,509.22, 25,536.51 and 10,545.84

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Solution

The fourth proportional to 18,509.22, 25,536.51 and 10,545.84 is: 14,549.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,509.22 : 25,536.51 = 10,545.84 : x
  2. Step 2: Convert to fraction form
    18,509.22/25,536.51 = 10,545.84/x
  3. Step 3: Cross multiply
    18,509.22x = 25,536.51 × 10,545.84
  4. Step 4: Simplify right side
    18,509.22x = 269,303,948.62
  5. Step 5: Solve for x
    x = 269,303,948.62/18,509.22
  6. Step 6: Final answer
    x = 14,549.72

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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.