Home / 15,247.99-21,041.06-8,532.37

Finding the Fourth Proportional to 15,247.99, 21,041.06 and 8,532.37

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Solution

The fourth proportional to 15,247.99, 21,041.06 and 8,532.37 is: 11,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,247.99 : 21,041.06 = 8,532.37 : x
  2. Step 2: Convert to fraction form
    15,247.99/21,041.06 = 8,532.37/x
  3. Step 3: Cross multiply
    15,247.99x = 21,041.06 × 8,532.37
  4. Step 4: Simplify right side
    15,247.99x = 179,530,109.11
  5. Step 5: Solve for x
    x = 179,530,109.11/15,247.99
  6. Step 6: Final answer
    x = 11,774.02

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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.