Home / 14,453.49-21,657.55-8,606.91

Finding the Fourth Proportional to 14,453.49, 21,657.55 and 8,606.91

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Solution

The fourth proportional to 14,453.49, 21,657.55 and 8,606.91 is: 12,896.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453.49 : 21,657.55 = 8,606.91 : x
  2. Step 2: Convert to fraction form
    14,453.49/21,657.55 = 8,606.91/x
  3. Step 3: Cross multiply
    14,453.49x = 21,657.55 × 8,606.91
  4. Step 4: Simplify right side
    14,453.49x = 186,404,583.67
  5. Step 5: Solve for x
    x = 186,404,583.67/14,453.49
  6. Step 6: Final answer
    x = 12,896.86

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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.