Home / 19,914.92-27,483.32-10,962.80

Finding the Fourth Proportional to 19,914.92, 27,483.32 and 10,962.80

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Solution

The fourth proportional to 19,914.92, 27,483.32 and 10,962.80 is: 15,129.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.92 : 27,483.32 = 10,962.80 : x
  2. Step 2: Convert to fraction form
    19,914.92/27,483.32 = 10,962.80/x
  3. Step 3: Cross multiply
    19,914.92x = 27,483.32 × 10,962.80
  4. Step 4: Simplify right side
    19,914.92x = 301,293,948.27
  5. Step 5: Solve for x
    x = 301,293,948.27/19,914.92
  6. Step 6: Final answer
    x = 15,129.06

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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.