Home / 14,180.96-19,596.70-10,638.02

Finding the Fourth Proportional to 14,180.96, 19,596.70 and 10,638.02

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Solution

The fourth proportional to 14,180.96, 19,596.70 and 10,638.02 is: 14,700.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.96 : 19,596.70 = 10,638.02 : x
  2. Step 2: Convert to fraction form
    14,180.96/19,596.70 = 10,638.02/x
  3. Step 3: Cross multiply
    14,180.96x = 19,596.70 × 10,638.02
  4. Step 4: Simplify right side
    14,180.96x = 208,470,148.82
  5. Step 5: Solve for x
    x = 208,470,148.82/14,180.96
  6. Step 6: Final answer
    x = 14,700.71

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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.