Home / 29,558.80-40,835.58-19,374

Finding the Fourth Proportional to 29,558.80, 40,835.58 and 19,374

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Solution

The fourth proportional to 29,558.80, 40,835.58 and 19,374 is: 26,765.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,558.80 : 40,835.58 = 19,374 : x
  2. Step 2: Convert to fraction form
    29,558.80/40,835.58 = 19,374/x
  3. Step 3: Cross multiply
    29,558.80x = 40,835.58 × 19,374
  4. Step 4: Simplify right side
    29,558.80x = 791,148,526.92
  5. Step 5: Solve for x
    x = 791,148,526.92/29,558.80
  6. Step 6: Final answer
    x = 26,765.25

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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.