Home / 25,441.20-38,150.96-13,751.28

Finding the Fourth Proportional to 25,441.20, 38,150.96 and 13,751.28

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Solution

The fourth proportional to 25,441.20, 38,150.96 and 13,751.28 is: 20,621.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,441.20 : 38,150.96 = 13,751.28 : x
  2. Step 2: Convert to fraction form
    25,441.20/38,150.96 = 13,751.28/x
  3. Step 3: Cross multiply
    25,441.20x = 38,150.96 × 13,751.28
  4. Step 4: Simplify right side
    25,441.20x = 524,624,533.23
  5. Step 5: Solve for x
    x = 524,624,533.23/25,441.20
  6. Step 6: Final answer
    x = 20,621.06

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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.