Home / 14,083.87-21,158.61-8,244.58

Finding the Fourth Proportional to 14,083.87, 21,158.61 and 8,244.58

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Solution

The fourth proportional to 14,083.87, 21,158.61 and 8,244.58 is: 12,386.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.87 : 21,158.61 = 8,244.58 : x
  2. Step 2: Convert to fraction form
    14,083.87/21,158.61 = 8,244.58/x
  3. Step 3: Cross multiply
    14,083.87x = 21,158.61 × 8,244.58
  4. Step 4: Simplify right side
    14,083.87x = 174,443,852.83
  5. Step 5: Solve for x
    x = 174,443,852.83/14,083.87
  6. Step 6: Final answer
    x = 12,386.07

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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.