Home / 19,740.84-29,623.50-8,054.04

Finding the Fourth Proportional to 19,740.84, 29,623.50 and 8,054.04

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Solution

The fourth proportional to 19,740.84, 29,623.50 and 8,054.04 is: 12,086.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,740.84 : 29,623.50 = 8,054.04 : x
  2. Step 2: Convert to fraction form
    19,740.84/29,623.50 = 8,054.04/x
  3. Step 3: Cross multiply
    19,740.84x = 29,623.50 × 8,054.04
  4. Step 4: Simplify right side
    19,740.84x = 238,588,853.94
  5. Step 5: Solve for x
    x = 238,588,853.94/19,740.84
  6. Step 6: Final answer
    x = 12,086.05

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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.