Home / 14,664.61-20,237.42-8,377.03

Finding the Fourth Proportional to 14,664.61, 20,237.42 and 8,377.03

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Solution

The fourth proportional to 14,664.61, 20,237.42 and 8,377.03 is: 11,560.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.61 : 20,237.42 = 8,377.03 : x
  2. Step 2: Convert to fraction form
    14,664.61/20,237.42 = 8,377.03/x
  3. Step 3: Cross multiply
    14,664.61x = 20,237.42 × 8,377.03
  4. Step 4: Simplify right side
    14,664.61x = 169,529,474.46
  5. Step 5: Solve for x
    x = 169,529,474.46/14,664.61
  6. Step 6: Final answer
    x = 11,560.45

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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.