Home / 14,223.52-21,345.44-5,346.56

Finding the Fourth Proportional to 14,223.52, 21,345.44 and 5,346.56

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Solution

The fourth proportional to 14,223.52, 21,345.44 and 5,346.56 is: 8,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.52 : 21,345.44 = 5,346.56 : x
  2. Step 2: Convert to fraction form
    14,223.52/21,345.44 = 5,346.56/x
  3. Step 3: Cross multiply
    14,223.52x = 21,345.44 × 5,346.56
  4. Step 4: Simplify right side
    14,223.52x = 114,124,675.69
  5. Step 5: Solve for x
    x = 114,124,675.69/14,223.52
  6. Step 6: Final answer
    x = 8,023.66

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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.