Home / 21,792.10-32,664.75-8,626.18

Finding the Fourth Proportional to 21,792.10, 32,664.75 and 8,626.18

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Solution

The fourth proportional to 21,792.10, 32,664.75 and 8,626.18 is: 12,930.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,792.10 : 32,664.75 = 8,626.18 : x
  2. Step 2: Convert to fraction form
    21,792.10/32,664.75 = 8,626.18/x
  3. Step 3: Cross multiply
    21,792.10x = 32,664.75 × 8,626.18
  4. Step 4: Simplify right side
    21,792.10x = 281,772,013.16
  5. Step 5: Solve for x
    x = 281,772,013.16/21,792.10
  6. Step 6: Final answer
    x = 12,930.01

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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.