Home / 15,640.32-23,466.26-7,323.04

Finding the Fourth Proportional to 15,640.32, 23,466.26 and 7,323.04

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Solution

The fourth proportional to 15,640.32, 23,466.26 and 7,323.04 is: 10,987.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,640.32 : 23,466.26 = 7,323.04 : x
  2. Step 2: Convert to fraction form
    15,640.32/23,466.26 = 7,323.04/x
  3. Step 3: Cross multiply
    15,640.32x = 23,466.26 × 7,323.04
  4. Step 4: Simplify right side
    15,640.32x = 171,844,360.63
  5. Step 5: Solve for x
    x = 171,844,360.63/15,640.32
  6. Step 6: Final answer
    x = 10,987.27

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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.