Home / 14,586.76-20,127.70-8,298.44

Finding the Fourth Proportional to 14,586.76, 20,127.70 and 8,298.44

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Solution

The fourth proportional to 14,586.76, 20,127.70 and 8,298.44 is: 11,450.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,586.76 : 20,127.70 = 8,298.44 : x
  2. Step 2: Convert to fraction form
    14,586.76/20,127.70 = 8,298.44/x
  3. Step 3: Cross multiply
    14,586.76x = 20,127.70 × 8,298.44
  4. Step 4: Simplify right side
    14,586.76x = 167,028,510.79
  5. Step 5: Solve for x
    x = 167,028,510.79/14,586.76
  6. Step 6: Final answer
    x = 11,450.69

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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.