Home / 19,631.10-29,436.80-9,092.06

Finding the Fourth Proportional to 19,631.10, 29,436.80 and 9,092.06

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Solution

The fourth proportional to 19,631.10, 29,436.80 and 9,092.06 is: 13,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631.10 : 29,436.80 = 9,092.06 : x
  2. Step 2: Convert to fraction form
    19,631.10/29,436.80 = 9,092.06/x
  3. Step 3: Cross multiply
    19,631.10x = 29,436.80 × 9,092.06
  4. Step 4: Simplify right side
    19,631.10x = 267,640,959.16
  5. Step 5: Solve for x
    x = 267,640,959.16/19,631.10
  6. Step 6: Final answer
    x = 13,633.52

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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.