Home / 19,293.59-28,861.44-14,578.55

Finding the Fourth Proportional to 19,293.59, 28,861.44 and 14,578.55

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Solution

The fourth proportional to 19,293.59, 28,861.44 and 14,578.55 is: 21,808.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,293.59 : 28,861.44 = 14,578.55 : x
  2. Step 2: Convert to fraction form
    19,293.59/28,861.44 = 14,578.55/x
  3. Step 3: Cross multiply
    19,293.59x = 28,861.44 × 14,578.55
  4. Step 4: Simplify right side
    19,293.59x = 420,757,946.11
  5. Step 5: Solve for x
    x = 420,757,946.11/19,293.59
  6. Step 6: Final answer
    x = 21,808.17

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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.