Home / 15,606.12-21,536.68-8,532.54

Finding the Fourth Proportional to 15,606.12, 21,536.68 and 8,532.54

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Solution

The fourth proportional to 15,606.12, 21,536.68 and 8,532.54 is: 11,775.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,606.12 : 21,536.68 = 8,532.54 : x
  2. Step 2: Convert to fraction form
    15,606.12/21,536.68 = 8,532.54/x
  3. Step 3: Cross multiply
    15,606.12x = 21,536.68 × 8,532.54
  4. Step 4: Simplify right side
    15,606.12x = 183,762,583.57
  5. Step 5: Solve for x
    x = 183,762,583.57/15,606.12
  6. Step 6: Final answer
    x = 11,775.03

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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.