Home / 15,327.52-22,991.20-4,939.36

Finding the Fourth Proportional to 15,327.52, 22,991.20 and 4,939.36

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Solution

The fourth proportional to 15,327.52, 22,991.20 and 4,939.36 is: 7,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,327.52 : 22,991.20 = 4,939.36 : x
  2. Step 2: Convert to fraction form
    15,327.52/22,991.20 = 4,939.36/x
  3. Step 3: Cross multiply
    15,327.52x = 22,991.20 × 4,939.36
  4. Step 4: Simplify right side
    15,327.52x = 113,561,813.63
  5. Step 5: Solve for x
    x = 113,561,813.63/15,327.52
  6. Step 6: Final answer
    x = 7,409.01

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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.