Home / 19,095.84-28,636.92-6,612.51

Finding the Fourth Proportional to 19,095.84, 28,636.92 and 6,612.51

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Solution

The fourth proportional to 19,095.84, 28,636.92 and 6,612.51 is: 9,916.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.84 : 28,636.92 = 6,612.51 : x
  2. Step 2: Convert to fraction form
    19,095.84/28,636.92 = 6,612.51/x
  3. Step 3: Cross multiply
    19,095.84x = 28,636.92 × 6,612.51
  4. Step 4: Simplify right side
    19,095.84x = 189,361,919.87
  5. Step 5: Solve for x
    x = 189,361,919.87/19,095.84
  6. Step 6: Final answer
    x = 9,916.40

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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.