Home / 51,173.43-76,727.13-21,583.32

Finding the Fourth Proportional to 51,173.43, 76,727.13 and 21,583.32

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Solution

The fourth proportional to 51,173.43, 76,727.13 and 21,583.32 is: 32,361.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,173.43 : 76,727.13 = 21,583.32 : x
  2. Step 2: Convert to fraction form
    51,173.43/76,727.13 = 21,583.32/x
  3. Step 3: Cross multiply
    51,173.43x = 76,727.13 × 21,583.32
  4. Step 4: Simplify right side
    51,173.43x = 1,656,026,199.47
  5. Step 5: Solve for x
    x = 1,656,026,199.47/51,173.43
  6. Step 6: Final answer
    x = 32,361.06

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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.