Home / 12,923.10-17,834.04-7,617.60

Finding the Fourth Proportional to 12,923.10, 17,834.04 and 7,617.60

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Solution

The fourth proportional to 12,923.10, 17,834.04 and 7,617.60 is: 10,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923.10 : 17,834.04 = 7,617.60 : x
  2. Step 2: Convert to fraction form
    12,923.10/17,834.04 = 7,617.60/x
  3. Step 3: Cross multiply
    12,923.10x = 17,834.04 × 7,617.60
  4. Step 4: Simplify right side
    12,923.10x = 135,852,583.10
  5. Step 5: Solve for x
    x = 135,852,583.10/12,923.10
  6. Step 6: Final answer
    x = 10,512.38

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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.