Home / 14,837.61-20,476.89-8,550.39

Finding the Fourth Proportional to 14,837.61, 20,476.89 and 8,550.39

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Solution

The fourth proportional to 14,837.61, 20,476.89 and 8,550.39 is: 11,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,837.61 : 20,476.89 = 8,550.39 : x
  2. Step 2: Convert to fraction form
    14,837.61/20,476.89 = 8,550.39/x
  3. Step 3: Cross multiply
    14,837.61x = 20,476.89 × 8,550.39
  4. Step 4: Simplify right side
    14,837.61x = 175,085,395.49
  5. Step 5: Solve for x
    x = 175,085,395.49/14,837.61
  6. Step 6: Final answer
    x = 11,800.11

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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.