Home / 23,378.08-32,265.96-13,947.28

Finding the Fourth Proportional to 23,378.08, 32,265.96 and 13,947.28

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Solution

The fourth proportional to 23,378.08, 32,265.96 and 13,947.28 is: 19,249.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.08 : 32,265.96 = 13,947.28 : x
  2. Step 2: Convert to fraction form
    23,378.08/32,265.96 = 13,947.28/x
  3. Step 3: Cross multiply
    23,378.08x = 32,265.96 × 13,947.28
  4. Step 4: Simplify right side
    23,378.08x = 450,022,378.59
  5. Step 5: Solve for x
    x = 450,022,378.59/23,378.08
  6. Step 6: Final answer
    x = 19,249.76

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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.