Home / 28,956.22-43,444.05-9,237.58

Finding the Fourth Proportional to 28,956.22, 43,444.05 and 9,237.58

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Solution

The fourth proportional to 28,956.22, 43,444.05 and 9,237.58 is: 13,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,956.22 : 43,444.05 = 9,237.58 : x
  2. Step 2: Convert to fraction form
    28,956.22/43,444.05 = 9,237.58/x
  3. Step 3: Cross multiply
    28,956.22x = 43,444.05 × 9,237.58
  4. Step 4: Simplify right side
    28,956.22x = 401,317,887.40
  5. Step 5: Solve for x
    x = 401,317,887.40/28,956.22
  6. Step 6: Final answer
    x = 13,859.47

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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.