Home / 19,854.48-29,796.08-7,376.24

Finding the Fourth Proportional to 19,854.48, 29,796.08 and 7,376.24

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Solution

The fourth proportional to 19,854.48, 29,796.08 and 7,376.24 is: 11,069.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854.48 : 29,796.08 = 7,376.24 : x
  2. Step 2: Convert to fraction form
    19,854.48/29,796.08 = 7,376.24/x
  3. Step 3: Cross multiply
    19,854.48x = 29,796.08 × 7,376.24
  4. Step 4: Simplify right side
    19,854.48x = 219,783,037.14
  5. Step 5: Solve for x
    x = 219,783,037.14/19,854.48
  6. Step 6: Final answer
    x = 11,069.69

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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.