Home / 39,059.74-58,598.31-21,520.54

Finding the Fourth Proportional to 39,059.74, 58,598.31 and 21,520.54

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Solution

The fourth proportional to 39,059.74, 58,598.31 and 21,520.54 is: 32,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,059.74 : 58,598.31 = 21,520.54 : x
  2. Step 2: Convert to fraction form
    39,059.74/58,598.31 = 21,520.54/x
  3. Step 3: Cross multiply
    39,059.74x = 58,598.31 × 21,520.54
  4. Step 4: Simplify right side
    39,059.74x = 1,261,067,274.29
  5. Step 5: Solve for x
    x = 1,261,067,274.29/39,059.74
  6. Step 6: Final answer
    x = 32,285.60

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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.