Home / 38,925.75-53,717.60-22,158.75

Finding the Fourth Proportional to 38,925.75, 53,717.60 and 22,158.75

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Solution

The fourth proportional to 38,925.75, 53,717.60 and 22,158.75 is: 30,579.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,925.75 : 53,717.60 = 22,158.75 : x
  2. Step 2: Convert to fraction form
    38,925.75/53,717.60 = 22,158.75/x
  3. Step 3: Cross multiply
    38,925.75x = 53,717.60 × 22,158.75
  4. Step 4: Simplify right side
    38,925.75x = 1,190,314,758.21
  5. Step 5: Solve for x
    x = 1,190,314,758.21/38,925.75
  6. Step 6: Final answer
    x = 30,579.11

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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.