Home / 21,610.10-29,821.93-11,674.10

Finding the Fourth Proportional to 21,610.10, 29,821.93 and 11,674.10

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Solution

The fourth proportional to 21,610.10, 29,821.93 and 11,674.10 is: 16,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,610.10 : 29,821.93 = 11,674.10 : x
  2. Step 2: Convert to fraction form
    21,610.10/29,821.93 = 11,674.10/x
  3. Step 3: Cross multiply
    21,610.10x = 29,821.93 × 11,674.10
  4. Step 4: Simplify right side
    21,610.10x = 348,144,193.01
  5. Step 5: Solve for x
    x = 348,144,193.01/21,610.10
  6. Step 6: Final answer
    x = 16,110.25

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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.