Home / 19,943.06-29,886.36-11,062.30

Finding the Fourth Proportional to 19,943.06, 29,886.36 and 11,062.30

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Solution

The fourth proportional to 19,943.06, 29,886.36 and 11,062.30 is: 16,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,943.06 : 29,886.36 = 11,062.30 : x
  2. Step 2: Convert to fraction form
    19,943.06/29,886.36 = 11,062.30/x
  3. Step 3: Cross multiply
    19,943.06x = 29,886.36 × 11,062.30
  4. Step 4: Simplify right side
    19,943.06x = 330,611,880.23
  5. Step 5: Solve for x
    x = 330,611,880.23/19,943.06
  6. Step 6: Final answer
    x = 16,577.79

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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.