Home / 38,663.96-53,355.37-22,530.24

Finding the Fourth Proportional to 38,663.96, 53,355.37 and 22,530.24

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Solution

The fourth proportional to 38,663.96, 53,355.37 and 22,530.24 is: 31,091.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,663.96 : 53,355.37 = 22,530.24 : x
  2. Step 2: Convert to fraction form
    38,663.96/53,355.37 = 22,530.24/x
  3. Step 3: Cross multiply
    38,663.96x = 53,355.37 × 22,530.24
  4. Step 4: Simplify right side
    38,663.96x = 1,202,109,077.22
  5. Step 5: Solve for x
    x = 1,202,109,077.22/38,663.96
  6. Step 6: Final answer
    x = 31,091.21

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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.