Home / 14,203.53-19,636.30-10,660.59

Finding the Fourth Proportional to 14,203.53, 19,636.30 and 10,660.59

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Solution

The fourth proportional to 14,203.53, 19,636.30 and 10,660.59 is: 14,738.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.53 : 19,636.30 = 10,660.59 : x
  2. Step 2: Convert to fraction form
    14,203.53/19,636.30 = 10,660.59/x
  3. Step 3: Cross multiply
    14,203.53x = 19,636.30 × 10,660.59
  4. Step 4: Simplify right side
    14,203.53x = 209,334,516.77
  5. Step 5: Solve for x
    x = 209,334,516.77/14,203.53
  6. Step 6: Final answer
    x = 14,738.20

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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.