Home / 18,746.64-28,113.08-5,594.54

Finding the Fourth Proportional to 18,746.64, 28,113.08 and 5,594.54

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Solution

The fourth proportional to 18,746.64, 28,113.08 and 5,594.54 is: 8,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.64 : 28,113.08 = 5,594.54 : x
  2. Step 2: Convert to fraction form
    18,746.64/28,113.08 = 5,594.54/x
  3. Step 3: Cross multiply
    18,746.64x = 28,113.08 × 5,594.54
  4. Step 4: Simplify right side
    18,746.64x = 157,279,582.05
  5. Step 5: Solve for x
    x = 157,279,582.05/18,746.64
  6. Step 6: Final answer
    x = 8,389.75

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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.