Home / 26,441.64-39,656.30-7,717.74

Finding the Fourth Proportional to 26,441.64, 39,656.30 and 7,717.74

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Solution

The fourth proportional to 26,441.64, 39,656.30 and 7,717.74 is: 11,574.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,441.64 : 39,656.30 = 7,717.74 : x
  2. Step 2: Convert to fraction form
    26,441.64/39,656.30 = 7,717.74/x
  3. Step 3: Cross multiply
    26,441.64x = 39,656.30 × 7,717.74
  4. Step 4: Simplify right side
    26,441.64x = 306,057,012.76
  5. Step 5: Solve for x
    x = 306,057,012.76/26,441.64
  6. Step 6: Final answer
    x = 11,574.81

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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.