Home / 19,653.37-29,459.30-14,103.69

Finding the Fourth Proportional to 19,653.37, 29,459.30 and 14,103.69

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Solution

The fourth proportional to 19,653.37, 29,459.30 and 14,103.69 is: 21,140.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,653.37 : 29,459.30 = 14,103.69 : x
  2. Step 2: Convert to fraction form
    19,653.37/29,459.30 = 14,103.69/x
  3. Step 3: Cross multiply
    19,653.37x = 29,459.30 × 14,103.69
  4. Step 4: Simplify right side
    19,653.37x = 415,484,653.83
  5. Step 5: Solve for x
    x = 415,484,653.83/19,653.37
  6. Step 6: Final answer
    x = 21,140.63

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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.