Home / 19,928.56-29,892.72-6,077.56

Finding the Fourth Proportional to 19,928.56, 29,892.72 and 6,077.56

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Solution

The fourth proportional to 19,928.56, 29,892.72 and 6,077.56 is: 9,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928.56 : 29,892.72 = 6,077.56 : x
  2. Step 2: Convert to fraction form
    19,928.56/29,892.72 = 6,077.56/x
  3. Step 3: Cross multiply
    19,928.56x = 29,892.72 × 6,077.56
  4. Step 4: Simplify right side
    19,928.56x = 181,674,799.36
  5. Step 5: Solve for x
    x = 181,674,799.36/19,928.56
  6. Step 6: Final answer
    x = 9,116.30

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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.