Home / 14,508.92-21,792.54-12,679.13

Finding the Fourth Proportional to 14,508.92, 21,792.54 and 12,679.13

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Solution

The fourth proportional to 14,508.92, 21,792.54 and 12,679.13 is: 19,044.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,508.92 : 21,792.54 = 12,679.13 : x
  2. Step 2: Convert to fraction form
    14,508.92/21,792.54 = 12,679.13/x
  3. Step 3: Cross multiply
    14,508.92x = 21,792.54 × 12,679.13
  4. Step 4: Simplify right side
    14,508.92x = 276,310,549.72
  5. Step 5: Solve for x
    x = 276,310,549.72/14,508.92
  6. Step 6: Final answer
    x = 19,044.18

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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.