Home / 25,667.62-35,419.64-14,911.54

Finding the Fourth Proportional to 25,667.62, 35,419.64 and 14,911.54

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Solution

The fourth proportional to 25,667.62, 35,419.64 and 14,911.54 is: 20,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,667.62 : 35,419.64 = 14,911.54 : x
  2. Step 2: Convert to fraction form
    25,667.62/35,419.64 = 14,911.54/x
  3. Step 3: Cross multiply
    25,667.62x = 35,419.64 × 14,911.54
  4. Step 4: Simplify right side
    25,667.62x = 528,161,378.65
  5. Step 5: Solve for x
    x = 528,161,378.65/25,667.62
  6. Step 6: Final answer
    x = 20,576.95

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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.