Home / 19,913.83-27,481.29-10,962.16

Finding the Fourth Proportional to 19,913.83, 27,481.29 and 10,962.16

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Solution

The fourth proportional to 19,913.83, 27,481.29 and 10,962.16 is: 15,127.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.83 : 27,481.29 = 10,962.16 : x
  2. Step 2: Convert to fraction form
    19,913.83/27,481.29 = 10,962.16/x
  3. Step 3: Cross multiply
    19,913.83x = 27,481.29 × 10,962.16
  4. Step 4: Simplify right side
    19,913.83x = 301,254,297.99
  5. Step 5: Solve for x
    x = 301,254,297.99/19,913.83
  6. Step 6: Final answer
    x = 15,127.89

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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.