Home / 25,179.62-34,749.56-16,667.08

Finding the Fourth Proportional to 25,179.62, 34,749.56 and 16,667.08

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Solution

The fourth proportional to 25,179.62, 34,749.56 and 16,667.08 is: 23,001.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,179.62 : 34,749.56 = 16,667.08 : x
  2. Step 2: Convert to fraction form
    25,179.62/34,749.56 = 16,667.08/x
  3. Step 3: Cross multiply
    25,179.62x = 34,749.56 × 16,667.08
  4. Step 4: Simplify right side
    25,179.62x = 579,173,696.48
  5. Step 5: Solve for x
    x = 579,173,696.48/25,179.62
  6. Step 6: Final answer
    x = 23,001.69

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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.