Home / 18,301.04-25,227.48-11,214.32

Finding the Fourth Proportional to 18,301.04, 25,227.48 and 11,214.32

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Solution

The fourth proportional to 18,301.04, 25,227.48 and 11,214.32 is: 15,458.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.04 : 25,227.48 = 11,214.32 : x
  2. Step 2: Convert to fraction form
    18,301.04/25,227.48 = 11,214.32/x
  3. Step 3: Cross multiply
    18,301.04x = 25,227.48 × 11,214.32
  4. Step 4: Simplify right side
    18,301.04x = 282,909,033.51
  5. Step 5: Solve for x
    x = 282,909,033.51/18,301.04
  6. Step 6: Final answer
    x = 15,458.63

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Double scale
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Similar ratio
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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.