Home / 19,739.52-29,608.07-6,590.79

Finding the Fourth Proportional to 19,739.52, 29,608.07 and 6,590.79

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Solution

The fourth proportional to 19,739.52, 29,608.07 and 6,590.79 is: 9,885.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,739.52 : 29,608.07 = 6,590.79 : x
  2. Step 2: Convert to fraction form
    19,739.52/29,608.07 = 6,590.79/x
  3. Step 3: Cross multiply
    19,739.52x = 29,608.07 × 6,590.79
  4. Step 4: Simplify right side
    19,739.52x = 195,140,538.72
  5. Step 5: Solve for x
    x = 195,140,538.72/19,739.52
  6. Step 6: Final answer
    x = 9,885.78

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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.