Home / 15,660.54-23,491.64-3,973.86

Finding the Fourth Proportional to 15,660.54, 23,491.64 and 3,973.86

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Solution

The fourth proportional to 15,660.54, 23,491.64 and 3,973.86 is: 5,961.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,660.54 : 23,491.64 = 3,973.86 : x
  2. Step 2: Convert to fraction form
    15,660.54/23,491.64 = 3,973.86/x
  3. Step 3: Cross multiply
    15,660.54x = 23,491.64 × 3,973.86
  4. Step 4: Simplify right side
    15,660.54x = 93,352,468.66
  5. Step 5: Solve for x
    x = 93,352,468.66/15,660.54
  6. Step 6: Final answer
    x = 5,961.00

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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.