Home / 15,835.50-23,753.55-5,979.42

Finding the Fourth Proportional to 15,835.50, 23,753.55 and 5,979.42

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Solution

The fourth proportional to 15,835.50, 23,753.55 and 5,979.42 is: 8,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,835.50 : 23,753.55 = 5,979.42 : x
  2. Step 2: Convert to fraction form
    15,835.50/23,753.55 = 5,979.42/x
  3. Step 3: Cross multiply
    15,835.50x = 23,753.55 × 5,979.42
  4. Step 4: Simplify right side
    15,835.50x = 142,032,474.36
  5. Step 5: Solve for x
    x = 142,032,474.36/15,835.50
  6. Step 6: Final answer
    x = 8,969.24

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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.