Home / 19,661.04-29,491.56-5,808.96

Finding the Fourth Proportional to 19,661.04, 29,491.56 and 5,808.96

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Solution

The fourth proportional to 19,661.04, 29,491.56 and 5,808.96 is: 8,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,661.04 : 29,491.56 = 5,808.96 : x
  2. Step 2: Convert to fraction form
    19,661.04/29,491.56 = 5,808.96/x
  3. Step 3: Cross multiply
    19,661.04x = 29,491.56 × 5,808.96
  4. Step 4: Simplify right side
    19,661.04x = 171,315,292.38
  5. Step 5: Solve for x
    x = 171,315,292.38/19,661.04
  6. Step 6: Final answer
    x = 8,713.44

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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.