Home / 19,082.32-28,618.81-14,911.98

Finding the Fourth Proportional to 19,082.32, 28,618.81 and 14,911.98

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Solution

The fourth proportional to 19,082.32, 28,618.81 and 14,911.98 is: 22,364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.32 : 28,618.81 = 14,911.98 : x
  2. Step 2: Convert to fraction form
    19,082.32/28,618.81 = 14,911.98/x
  3. Step 3: Cross multiply
    19,082.32x = 28,618.81 × 14,911.98
  4. Step 4: Simplify right side
    19,082.32x = 426,763,230.42
  5. Step 5: Solve for x
    x = 426,763,230.42/19,082.32
  6. Step 6: Final answer
    x = 22,364.33

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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.