Home / 14,837.62-20,476.90-8,550.40

Finding the Fourth Proportional to 14,837.62, 20,476.90 and 8,550.40

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Solution

The fourth proportional to 14,837.62, 20,476.90 and 8,550.40 is: 11,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,837.62 : 20,476.90 = 8,550.40 : x
  2. Step 2: Convert to fraction form
    14,837.62/20,476.90 = 8,550.40/x
  3. Step 3: Cross multiply
    14,837.62x = 20,476.90 × 8,550.40
  4. Step 4: Simplify right side
    14,837.62x = 175,085,685.76
  5. Step 5: Solve for x
    x = 175,085,685.76/14,837.62
  6. Step 6: Final answer
    x = 11,800.12

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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.