Home / 19,534.06-29,292.33-11,640.31

Finding the Fourth Proportional to 19,534.06, 29,292.33 and 11,640.31

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Solution

The fourth proportional to 19,534.06, 29,292.33 and 11,640.31 is: 17,455.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,534.06 : 29,292.33 = 11,640.31 : x
  2. Step 2: Convert to fraction form
    19,534.06/29,292.33 = 11,640.31/x
  3. Step 3: Cross multiply
    19,534.06x = 29,292.33 × 11,640.31
  4. Step 4: Simplify right side
    19,534.06x = 340,971,801.82
  5. Step 5: Solve for x
    x = 340,971,801.82/19,534.06
  6. Step 6: Final answer
    x = 17,455.24

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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.