Home / 57,429.96-86,128.30-22,361.80

Finding the Fourth Proportional to 57,429.96, 86,128.30 and 22,361.80

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Solution

The fourth proportional to 57,429.96, 86,128.30 and 22,361.80 is: 33,536.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,429.96 : 86,128.30 = 22,361.80 : x
  2. Step 2: Convert to fraction form
    57,429.96/86,128.30 = 22,361.80/x
  3. Step 3: Cross multiply
    57,429.96x = 86,128.30 × 22,361.80
  4. Step 4: Simplify right side
    57,429.96x = 1,925,983,818.94
  5. Step 5: Solve for x
    x = 1,925,983,818.94/57,429.96
  6. Step 6: Final answer
    x = 33,536.22

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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.