Home / 19,685.62-29,529.24-6,539.32

Finding the Fourth Proportional to 19,685.62, 29,529.24 and 6,539.32

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Solution

The fourth proportional to 19,685.62, 29,529.24 and 6,539.32 is: 9,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685.62 : 29,529.24 = 6,539.32 : x
  2. Step 2: Convert to fraction form
    19,685.62/29,529.24 = 6,539.32/x
  3. Step 3: Cross multiply
    19,685.62x = 29,529.24 × 6,539.32
  4. Step 4: Simplify right side
    19,685.62x = 193,101,149.72
  5. Step 5: Solve for x
    x = 193,101,149.72/19,685.62
  6. Step 6: Final answer
    x = 9,809.25

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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.