Home / 15,014.70-22,491.30-8,427.06

Finding the Fourth Proportional to 15,014.70, 22,491.30 and 8,427.06

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Solution

The fourth proportional to 15,014.70, 22,491.30 and 8,427.06 is: 12,623.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,014.70 : 22,491.30 = 8,427.06 : x
  2. Step 2: Convert to fraction form
    15,014.70/22,491.30 = 8,427.06/x
  3. Step 3: Cross multiply
    15,014.70x = 22,491.30 × 8,427.06
  4. Step 4: Simplify right side
    15,014.70x = 189,535,534.58
  5. Step 5: Solve for x
    x = 189,535,534.58/15,014.70
  6. Step 6: Final answer
    x = 12,623.33

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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.