Home / 21,083.67-29,095.50-11,652.84

Finding the Fourth Proportional to 21,083.67, 29,095.50 and 11,652.84

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Solution

The fourth proportional to 21,083.67, 29,095.50 and 11,652.84 is: 16,080.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,083.67 : 29,095.50 = 11,652.84 : x
  2. Step 2: Convert to fraction form
    21,083.67/29,095.50 = 11,652.84/x
  3. Step 3: Cross multiply
    21,083.67x = 29,095.50 × 11,652.84
  4. Step 4: Simplify right side
    21,083.67x = 339,045,206.22
  5. Step 5: Solve for x
    x = 339,045,206.22/21,083.67
  6. Step 6: Final answer
    x = 16,080.94

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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.