Home / 25,582.24-38,280.44-18,644.32

Finding the Fourth Proportional to 25,582.24, 38,280.44 and 18,644.32

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Solution

The fourth proportional to 25,582.24, 38,280.44 and 18,644.32 is: 27,898.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582.24 : 38,280.44 = 18,644.32 : x
  2. Step 2: Convert to fraction form
    25,582.24/38,280.44 = 18,644.32/x
  3. Step 3: Cross multiply
    25,582.24x = 38,280.44 × 18,644.32
  4. Step 4: Simplify right side
    25,582.24x = 713,712,773.10
  5. Step 5: Solve for x
    x = 713,712,773.10/25,582.24
  6. Step 6: Final answer
    x = 27,898.76

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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.