Home / 21,529.37-32,296.49-9,047.07

Finding the Fourth Proportional to 21,529.37, 32,296.49 and 9,047.07

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Solution

The fourth proportional to 21,529.37, 32,296.49 and 9,047.07 is: 13,571.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,529.37 : 32,296.49 = 9,047.07 : x
  2. Step 2: Convert to fraction form
    21,529.37/32,296.49 = 9,047.07/x
  3. Step 3: Cross multiply
    21,529.37x = 32,296.49 × 9,047.07
  4. Step 4: Simplify right side
    21,529.37x = 292,188,560.55
  5. Step 5: Solve for x
    x = 292,188,560.55/21,529.37
  6. Step 6: Final answer
    x = 13,571.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.