Home / 38,111.31-57,166.56-14,721.35

Finding the Fourth Proportional to 38,111.31, 57,166.56 and 14,721.35

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Solution

The fourth proportional to 38,111.31, 57,166.56 and 14,721.35 is: 22,081.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,111.31 : 57,166.56 = 14,721.35 : x
  2. Step 2: Convert to fraction form
    38,111.31/57,166.56 = 14,721.35/x
  3. Step 3: Cross multiply
    38,111.31x = 57,166.56 × 14,721.35
  4. Step 4: Simplify right side
    38,111.31x = 841,568,652.22
  5. Step 5: Solve for x
    x = 841,568,652.22/38,111.31
  6. Step 6: Final answer
    x = 22,081.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.