Home / 39,562.46-54,594.55-21,657.02

Finding the Fourth Proportional to 39,562.46, 54,594.55 and 21,657.02

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Solution

The fourth proportional to 39,562.46, 54,594.55 and 21,657.02 is: 29,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,562.46 : 54,594.55 = 21,657.02 : x
  2. Step 2: Convert to fraction form
    39,562.46/54,594.55 = 21,657.02/x
  3. Step 3: Cross multiply
    39,562.46x = 54,594.55 × 21,657.02
  4. Step 4: Simplify right side
    39,562.46x = 1,182,355,261.24
  5. Step 5: Solve for x
    x = 1,182,355,261.24/39,562.46
  6. Step 6: Final answer
    x = 29,885.79

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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.