Home / 35,724.40-49,308.84-21,586.96

Finding the Fourth Proportional to 35,724.40, 49,308.84 and 21,586.96

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Solution

The fourth proportional to 35,724.40, 49,308.84 and 21,586.96 is: 29,795.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,724.40 : 49,308.84 = 21,586.96 : x
  2. Step 2: Convert to fraction form
    35,724.40/49,308.84 = 21,586.96/x
  3. Step 3: Cross multiply
    35,724.40x = 49,308.84 × 21,586.96
  4. Step 4: Simplify right side
    35,724.40x = 1,064,427,956.73
  5. Step 5: Solve for x
    x = 1,064,427,956.73/35,724.40
  6. Step 6: Final answer
    x = 29,795.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.