Home / 19,766.85-27,294.88-14,118.93

Finding the Fourth Proportional to 19,766.85, 27,294.88 and 14,118.93

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Solution

The fourth proportional to 19,766.85, 27,294.88 and 14,118.93 is: 19,495.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,766.85 : 27,294.88 = 14,118.93 : x
  2. Step 2: Convert to fraction form
    19,766.85/27,294.88 = 14,118.93/x
  3. Step 3: Cross multiply
    19,766.85x = 27,294.88 × 14,118.93
  4. Step 4: Simplify right side
    19,766.85x = 385,374,388.90
  5. Step 5: Solve for x
    x = 385,374,388.90/19,766.85
  6. Step 6: Final answer
    x = 19,495.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.