Home / 16,667.72-25,001.58-4,980.56

Finding the Fourth Proportional to 16,667.72, 25,001.58 and 4,980.56

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Solution

The fourth proportional to 16,667.72, 25,001.58 and 4,980.56 is: 7,470.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,667.72 : 25,001.58 = 4,980.56 : x
  2. Step 2: Convert to fraction form
    16,667.72/25,001.58 = 4,980.56/x
  3. Step 3: Cross multiply
    16,667.72x = 25,001.58 × 4,980.56
  4. Step 4: Simplify right side
    16,667.72x = 124,521,869.28
  5. Step 5: Solve for x
    x = 124,521,869.28/16,667.72
  6. Step 6: Final answer
    x = 7,470.84

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Similar ratio
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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.