Home / 15,626.12-21,564.48-8,552.99

Finding the Fourth Proportional to 15,626.12, 21,564.48 and 8,552.99

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Solution

The fourth proportional to 15,626.12, 21,564.48 and 8,552.99 is: 11,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.12 : 21,564.48 = 8,552.99 : x
  2. Step 2: Convert to fraction form
    15,626.12/21,564.48 = 8,552.99/x
  3. Step 3: Cross multiply
    15,626.12x = 21,564.48 × 8,552.99
  4. Step 4: Simplify right side
    15,626.12x = 184,440,867.78
  5. Step 5: Solve for x
    x = 184,440,867.78/15,626.12
  6. Step 6: Final answer
    x = 11,803.37

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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.