Home / 16,792.40-23,172.60-9,237.28

Finding the Fourth Proportional to 16,792.40, 23,172.60 and 9,237.28

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Solution

The fourth proportional to 16,792.40, 23,172.60 and 9,237.28 is: 12,746.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,792.40 : 23,172.60 = 9,237.28 : x
  2. Step 2: Convert to fraction form
    16,792.40/23,172.60 = 9,237.28/x
  3. Step 3: Cross multiply
    16,792.40x = 23,172.60 × 9,237.28
  4. Step 4: Simplify right side
    16,792.40x = 214,051,794.53
  5. Step 5: Solve for x
    x = 214,051,794.53/16,792.40
  6. Step 6: Final answer
    x = 12,746.94

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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.