Home / 25,465.44-38,176.56-10,667.28

Finding the Fourth Proportional to 25,465.44, 38,176.56 and 10,667.28

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Solution

The fourth proportional to 25,465.44, 38,176.56 and 10,667.28 is: 15,991.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,465.44 : 38,176.56 = 10,667.28 : x
  2. Step 2: Convert to fraction form
    25,465.44/38,176.56 = 10,667.28/x
  3. Step 3: Cross multiply
    25,465.44x = 38,176.56 × 10,667.28
  4. Step 4: Simplify right side
    25,465.44x = 407,240,054.96
  5. Step 5: Solve for x
    x = 407,240,054.96/25,465.44
  6. Step 6: Final answer
    x = 15,991.87

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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.