Home / 19,078.42-28,612.16-6,595.18

Finding the Fourth Proportional to 19,078.42, 28,612.16 and 6,595.18

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Solution

The fourth proportional to 19,078.42, 28,612.16 and 6,595.18 is: 9,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,078.42 : 28,612.16 = 6,595.18 : x
  2. Step 2: Convert to fraction form
    19,078.42/28,612.16 = 6,595.18/x
  3. Step 3: Cross multiply
    19,078.42x = 28,612.16 × 6,595.18
  4. Step 4: Simplify right side
    19,078.42x = 188,702,345.39
  5. Step 5: Solve for x
    x = 188,702,345.39/19,078.42
  6. Step 6: Final answer
    x = 9,890.88

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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.