Home / 22,735.08-31,374.40-13,305.44

Finding the Fourth Proportional to 22,735.08, 31,374.40 and 13,305.44

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Solution

The fourth proportional to 22,735.08, 31,374.40 and 13,305.44 is: 18,361.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,735.08 : 31,374.40 = 13,305.44 : x
  2. Step 2: Convert to fraction form
    22,735.08/31,374.40 = 13,305.44/x
  3. Step 3: Cross multiply
    22,735.08x = 31,374.40 × 13,305.44
  4. Step 4: Simplify right side
    22,735.08x = 417,450,196.74
  5. Step 5: Solve for x
    x = 417,450,196.74/22,735.08
  6. Step 6: Final answer
    x = 18,361.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.