Home / 21,184.04-29,234.25-11,623.32

Finding the Fourth Proportional to 21,184.04, 29,234.25 and 11,623.32

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Solution

The fourth proportional to 21,184.04, 29,234.25 and 11,623.32 is: 16,040.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184.04 : 29,234.25 = 11,623.32 : x
  2. Step 2: Convert to fraction form
    21,184.04/29,234.25 = 11,623.32/x
  3. Step 3: Cross multiply
    21,184.04x = 29,234.25 × 11,623.32
  4. Step 4: Simplify right side
    21,184.04x = 339,798,984.59
  5. Step 5: Solve for x
    x = 339,798,984.59/21,184.04
  6. Step 6: Final answer
    x = 16,040.33

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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.