Home / 21,029.06-29,020.12-11,598.23

Finding the Fourth Proportional to 21,029.06, 29,020.12 and 11,598.23

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Solution

The fourth proportional to 21,029.06, 29,020.12 and 11,598.23 is: 16,005.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,029.06 : 29,020.12 = 11,598.23 : x
  2. Step 2: Convert to fraction form
    21,029.06/29,020.12 = 11,598.23/x
  3. Step 3: Cross multiply
    21,029.06x = 29,020.12 × 11,598.23
  4. Step 4: Simplify right side
    21,029.06x = 336,582,069.94
  5. Step 5: Solve for x
    x = 336,582,069.94/21,029.06
  6. Step 6: Final answer
    x = 16,005.57

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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.