Home / 19,558.52-29,338.69-5,707.52

Finding the Fourth Proportional to 19,558.52, 29,338.69 and 5,707.52

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Solution

The fourth proportional to 19,558.52, 29,338.69 and 5,707.52 is: 8,561.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.52 : 29,338.69 = 5,707.52 : x
  2. Step 2: Convert to fraction form
    19,558.52/29,338.69 = 5,707.52/x
  3. Step 3: Cross multiply
    19,558.52x = 29,338.69 × 5,707.52
  4. Step 4: Simplify right side
    19,558.52x = 167,451,159.95
  5. Step 5: Solve for x
    x = 167,451,159.95/19,558.52
  6. Step 6: Final answer
    x = 8,561.55

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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.