Home / 21,383.84-32,068.46-10,849.80

Finding the Fourth Proportional to 21,383.84, 32,068.46 and 10,849.80

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Solution

The fourth proportional to 21,383.84, 32,068.46 and 10,849.80 is: 16,271.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,383.84 : 32,068.46 = 10,849.80 : x
  2. Step 2: Convert to fraction form
    21,383.84/32,068.46 = 10,849.80/x
  3. Step 3: Cross multiply
    21,383.84x = 32,068.46 × 10,849.80
  4. Step 4: Simplify right side
    21,383.84x = 347,936,377.31
  5. Step 5: Solve for x
    x = 347,936,377.31/21,383.84
  6. Step 6: Final answer
    x = 16,271.00

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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.