Home / 43,361.22-64,956.78-28,525.26

Finding the Fourth Proportional to 43,361.22, 64,956.78 and 28,525.26

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Solution

The fourth proportional to 43,361.22, 64,956.78 and 28,525.26 is: 42,731.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,361.22 : 64,956.78 = 28,525.26 : x
  2. Step 2: Convert to fraction form
    43,361.22/64,956.78 = 28,525.26/x
  3. Step 3: Cross multiply
    43,361.22x = 64,956.78 × 28,525.26
  4. Step 4: Simplify right side
    43,361.22x = 1,852,909,038.26
  5. Step 5: Solve for x
    x = 1,852,909,038.26/43,361.22
  6. Step 6: Final answer
    x = 42,731.94

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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.