Home / 16,833.70-25,224.81-8,490.40

Finding the Fourth Proportional to 16,833.70, 25,224.81 and 8,490.40

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Solution

The fourth proportional to 16,833.70, 25,224.81 and 8,490.40 is: 12,722.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,833.70 : 25,224.81 = 8,490.40 : x
  2. Step 2: Convert to fraction form
    16,833.70/25,224.81 = 8,490.40/x
  3. Step 3: Cross multiply
    16,833.70x = 25,224.81 × 8,490.40
  4. Step 4: Simplify right side
    16,833.70x = 214,168,726.82
  5. Step 5: Solve for x
    x = 214,168,726.82/16,833.70
  6. Step 6: Final answer
    x = 12,722.62

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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.