Home / 55,124.79-82,687.41-15,682.25

Finding the Fourth Proportional to 55,124.79, 82,687.41 and 15,682.25

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Solution

The fourth proportional to 55,124.79, 82,687.41 and 15,682.25 is: 23,523.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,124.79 : 82,687.41 = 15,682.25 : x
  2. Step 2: Convert to fraction form
    55,124.79/82,687.41 = 15,682.25/x
  3. Step 3: Cross multiply
    55,124.79x = 82,687.41 × 15,682.25
  4. Step 4: Simplify right side
    55,124.79x = 1,296,724,635.47
  5. Step 5: Solve for x
    x = 1,296,724,635.47/55,124.79
  6. Step 6: Final answer
    x = 23,523.44

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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.