Home / 23,079.90-31,850.10-13,648.26

Finding the Fourth Proportional to 23,079.90, 31,850.10 and 13,648.26

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Solution

The fourth proportional to 23,079.90, 31,850.10 and 13,648.26 is: 18,834.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079.90 : 31,850.10 = 13,648.26 : x
  2. Step 2: Convert to fraction form
    23,079.90/31,850.10 = 13,648.26/x
  3. Step 3: Cross multiply
    23,079.90x = 31,850.10 × 13,648.26
  4. Step 4: Simplify right side
    23,079.90x = 434,698,445.83
  5. Step 5: Solve for x
    x = 434,698,445.83/23,079.90
  6. Step 6: Final answer
    x = 18,834.50

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