Home / 19,423.74-26,806.84-11,874.50

Finding the Fourth Proportional to 19,423.74, 26,806.84 and 11,874.50

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Solution

The fourth proportional to 19,423.74, 26,806.84 and 11,874.50 is: 16,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.74 : 26,806.84 = 11,874.50 : x
  2. Step 2: Convert to fraction form
    19,423.74/26,806.84 = 11,874.50/x
  3. Step 3: Cross multiply
    19,423.74x = 26,806.84 × 11,874.50
  4. Step 4: Simplify right side
    19,423.74x = 318,317,821.58
  5. Step 5: Solve for x
    x = 318,317,821.58/19,423.74
  6. Step 6: Final answer
    x = 16,388.08

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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.