Home / 14,054.66-21,081.99-4,820.74

Finding the Fourth Proportional to 14,054.66, 21,081.99 and 4,820.74

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Solution

The fourth proportional to 14,054.66, 21,081.99 and 4,820.74 is: 7,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.66 : 21,081.99 = 4,820.74 : x
  2. Step 2: Convert to fraction form
    14,054.66/21,081.99 = 4,820.74/x
  3. Step 3: Cross multiply
    14,054.66x = 21,081.99 × 4,820.74
  4. Step 4: Simplify right side
    14,054.66x = 101,630,792.47
  5. Step 5: Solve for x
    x = 101,630,792.47/14,054.66
  6. Step 6: Final answer
    x = 7,231.11

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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.