Home / 23,579.16-35,369.84-7,785.57

Finding the Fourth Proportional to 23,579.16, 35,369.84 and 7,785.57

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Solution

The fourth proportional to 23,579.16, 35,369.84 and 7,785.57 is: 11,678.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,579.16 : 35,369.84 = 7,785.57 : x
  2. Step 2: Convert to fraction form
    23,579.16/35,369.84 = 7,785.57/x
  3. Step 3: Cross multiply
    23,579.16x = 35,369.84 × 7,785.57
  4. Step 4: Simplify right side
    23,579.16x = 275,374,365.21
  5. Step 5: Solve for x
    x = 275,374,365.21/23,579.16
  6. Step 6: Final answer
    x = 11,678.72

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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.