Home / 26,441.64-39,656.32-7,717.72

Finding the Fourth Proportional to 26,441.64, 39,656.32 and 7,717.72

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Solution

The fourth proportional to 26,441.64, 39,656.32 and 7,717.72 is: 11,574.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,441.64 : 39,656.32 = 7,717.72 : x
  2. Step 2: Convert to fraction form
    26,441.64/39,656.32 = 7,717.72/x
  3. Step 3: Cross multiply
    26,441.64x = 39,656.32 × 7,717.72
  4. Step 4: Simplify right side
    26,441.64x = 306,056,373.99
  5. Step 5: Solve for x
    x = 306,056,373.99/26,441.64
  6. Step 6: Final answer
    x = 11,574.79

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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.