Home / 14,492.08-19,997.66-8,118.16

Finding the Fourth Proportional to 14,492.08, 19,997.66 and 8,118.16

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Solution

The fourth proportional to 14,492.08, 19,997.66 and 8,118.16 is: 11,202.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492.08 : 19,997.66 = 8,118.16 : x
  2. Step 2: Convert to fraction form
    14,492.08/19,997.66 = 8,118.16/x
  3. Step 3: Cross multiply
    14,492.08x = 19,997.66 × 8,118.16
  4. Step 4: Simplify right side
    14,492.08x = 162,344,203.51
  5. Step 5: Solve for x
    x = 162,344,203.51/14,492.08
  6. Step 6: Final answer
    x = 11,202.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.