Home / 18,530.19-25,544.84-11,444.31

Finding the Fourth Proportional to 18,530.19, 25,544.84 and 11,444.31

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Solution

The fourth proportional to 18,530.19, 25,544.84 and 11,444.31 is: 15,776.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530.19 : 25,544.84 = 11,444.31 : x
  2. Step 2: Convert to fraction form
    18,530.19/25,544.84 = 11,444.31/x
  3. Step 3: Cross multiply
    18,530.19x = 25,544.84 × 11,444.31
  4. Step 4: Simplify right side
    18,530.19x = 292,343,010.64
  5. Step 5: Solve for x
    x = 292,343,010.64/18,530.19
  6. Step 6: Final answer
    x = 15,776.58

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Double scale
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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.