Home / 38,625.71-53,308.87-27,905.26

Finding the Fourth Proportional to 38,625.71, 53,308.87 and 27,905.26

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Solution

The fourth proportional to 38,625.71, 53,308.87 and 27,905.26 is: 38,513.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,625.71 : 53,308.87 = 27,905.26 : x
  2. Step 2: Convert to fraction form
    38,625.71/53,308.87 = 27,905.26/x
  3. Step 3: Cross multiply
    38,625.71x = 53,308.87 × 27,905.26
  4. Step 4: Simplify right side
    38,625.71x = 1,487,597,779.27
  5. Step 5: Solve for x
    x = 1,487,597,779.27/38,625.71
  6. Step 6: Final answer
    x = 38,513.16

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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.