Home / 19,704.84-29,557.77-5,664.30

Finding the Fourth Proportional to 19,704.84, 29,557.77 and 5,664.30

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Solution

The fourth proportional to 19,704.84, 29,557.77 and 5,664.30 is: 8,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.84 : 29,557.77 = 5,664.30 : x
  2. Step 2: Convert to fraction form
    19,704.84/29,557.77 = 5,664.30/x
  3. Step 3: Cross multiply
    19,704.84x = 29,557.77 × 5,664.30
  4. Step 4: Simplify right side
    19,704.84x = 167,424,076.61
  5. Step 5: Solve for x
    x = 167,424,076.61/19,704.84
  6. Step 6: Final answer
    x = 8,496.60

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1.5x scale

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.