Home / 19,591.74-29,380.08-9,590.32

Finding the Fourth Proportional to 19,591.74, 29,380.08 and 9,590.32

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Solution

The fourth proportional to 19,591.74, 29,380.08 and 9,590.32 is: 14,381.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591.74 : 29,380.08 = 9,590.32 : x
  2. Step 2: Convert to fraction form
    19,591.74/29,380.08 = 9,590.32/x
  3. Step 3: Cross multiply
    19,591.74x = 29,380.08 × 9,590.32
  4. Step 4: Simplify right side
    19,591.74x = 281,764,276.25
  5. Step 5: Solve for x
    x = 281,764,276.25/19,591.74
  6. Step 6: Final answer
    x = 14,381.79

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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.