Home / 14,015.89-21,023.37-5,693.44

Finding the Fourth Proportional to 14,015.89, 21,023.37 and 5,693.44

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Solution

The fourth proportional to 14,015.89, 21,023.37 and 5,693.44 is: 8,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.89 : 21,023.37 = 5,693.44 : x
  2. Step 2: Convert to fraction form
    14,015.89/21,023.37 = 5,693.44/x
  3. Step 3: Cross multiply
    14,015.89x = 21,023.37 × 5,693.44
  4. Step 4: Simplify right side
    14,015.89x = 119,695,343.32
  5. Step 5: Solve for x
    x = 119,695,343.32/14,015.89
  6. Step 6: Final answer
    x = 8,539.98

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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.