Home / 38,518.57-57,763.27-15,132.25

Finding the Fourth Proportional to 38,518.57, 57,763.27 and 15,132.25

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Solution

The fourth proportional to 38,518.57, 57,763.27 and 15,132.25 is: 22,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,518.57 : 57,763.27 = 15,132.25 : x
  2. Step 2: Convert to fraction form
    38,518.57/57,763.27 = 15,132.25/x
  3. Step 3: Cross multiply
    38,518.57x = 57,763.27 × 15,132.25
  4. Step 4: Simplify right side
    38,518.57x = 874,088,242.46
  5. Step 5: Solve for x
    x = 874,088,242.46/38,518.57
  6. Step 6: Final answer
    x = 22,692.65

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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.