Home / 17,929.08-26,894.97-4,781.16

Finding the Fourth Proportional to 17,929.08, 26,894.97 and 4,781.16

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Solution

The fourth proportional to 17,929.08, 26,894.97 and 4,781.16 is: 7,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,929.08 : 26,894.97 = 4,781.16 : x
  2. Step 2: Convert to fraction form
    17,929.08/26,894.97 = 4,781.16/x
  3. Step 3: Cross multiply
    17,929.08x = 26,894.97 × 4,781.16
  4. Step 4: Simplify right side
    17,929.08x = 128,589,154.77
  5. Step 5: Solve for x
    x = 128,589,154.77/17,929.08
  6. Step 6: Final answer
    x = 7,172.10

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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.