Home / 38,561.04-57,845.64-12,259.62

Finding the Fourth Proportional to 38,561.04, 57,845.64 and 12,259.62

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Solution

The fourth proportional to 38,561.04, 57,845.64 and 12,259.62 is: 18,390.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,561.04 : 57,845.64 = 12,259.62 : x
  2. Step 2: Convert to fraction form
    38,561.04/57,845.64 = 12,259.62/x
  3. Step 3: Cross multiply
    38,561.04x = 57,845.64 × 12,259.62
  4. Step 4: Simplify right side
    38,561.04x = 709,165,565.06
  5. Step 5: Solve for x
    x = 709,165,565.06/38,561.04
  6. Step 6: Final answer
    x = 18,390.73

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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.