Home / 19,774.06-29,661.12-6,626.48

Finding the Fourth Proportional to 19,774.06, 29,661.12 and 6,626.48

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Solution

The fourth proportional to 19,774.06, 29,661.12 and 6,626.48 is: 9,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.06 : 29,661.12 = 6,626.48 : x
  2. Step 2: Convert to fraction form
    19,774.06/29,661.12 = 6,626.48/x
  3. Step 3: Cross multiply
    19,774.06x = 29,661.12 × 6,626.48
  4. Step 4: Simplify right side
    19,774.06x = 196,548,670.15
  5. Step 5: Solve for x
    x = 196,548,670.15/19,774.06
  6. Step 6: Final answer
    x = 9,939.72

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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.