Home / 18,504.45-25,536.16-10,547.11

Finding the Fourth Proportional to 18,504.45, 25,536.16 and 10,547.11

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Solution

The fourth proportional to 18,504.45, 25,536.16 and 10,547.11 is: 14,555.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504.45 : 25,536.16 = 10,547.11 : x
  2. Step 2: Convert to fraction form
    18,504.45/25,536.16 = 10,547.11/x
  3. Step 3: Cross multiply
    18,504.45x = 25,536.16 × 10,547.11
  4. Step 4: Simplify right side
    18,504.45x = 269,332,733.60
  5. Step 5: Solve for x
    x = 269,332,733.60/18,504.45
  6. Step 6: Final answer
    x = 14,555.03

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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.