Home / 14,309.52-21,458.33-5,539.38

Finding the Fourth Proportional to 14,309.52, 21,458.33 and 5,539.38

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Solution

The fourth proportional to 14,309.52, 21,458.33 and 5,539.38 is: 8,306.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,309.52 : 21,458.33 = 5,539.38 : x
  2. Step 2: Convert to fraction form
    14,309.52/21,458.33 = 5,539.38/x
  3. Step 3: Cross multiply
    14,309.52x = 21,458.33 × 5,539.38
  4. Step 4: Simplify right side
    14,309.52x = 118,865,844.04
  5. Step 5: Solve for x
    x = 118,865,844.04/14,309.52
  6. Step 6: Final answer
    x = 8,306.77

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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.