Home / 19,923.54-29,885.40-8,237.10

Finding the Fourth Proportional to 19,923.54, 29,885.40 and 8,237.10

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Solution

The fourth proportional to 19,923.54, 29,885.40 and 8,237.10 is: 12,355.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923.54 : 29,885.40 = 8,237.10 : x
  2. Step 2: Convert to fraction form
    19,923.54/29,885.40 = 8,237.10/x
  3. Step 3: Cross multiply
    19,923.54x = 29,885.40 × 8,237.10
  4. Step 4: Simplify right side
    19,923.54x = 246,169,028.34
  5. Step 5: Solve for x
    x = 246,169,028.34/19,923.54
  6. Step 6: Final answer
    x = 12,355.69

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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.