Home / 38,648.30-53,339.60-22,734.23

Finding the Fourth Proportional to 38,648.30, 53,339.60 and 22,734.23

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Solution

The fourth proportional to 38,648.30, 53,339.60 and 22,734.23 is: 31,376.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,648.30 : 53,339.60 = 22,734.23 : x
  2. Step 2: Convert to fraction form
    38,648.30/53,339.60 = 22,734.23/x
  3. Step 3: Cross multiply
    38,648.30x = 53,339.60 × 22,734.23
  4. Step 4: Simplify right side
    38,648.30x = 1,212,634,620.84
  5. Step 5: Solve for x
    x = 1,212,634,620.84/38,648.30
  6. Step 6: Final answer
    x = 31,376.14

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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.