Home / 14,421.06-19,910.07-11,057.41

Finding the Fourth Proportional to 14,421.06, 19,910.07 and 11,057.41

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Solution

The fourth proportional to 14,421.06, 19,910.07 and 11,057.41 is: 15,266.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.06 : 19,910.07 = 11,057.41 : x
  2. Step 2: Convert to fraction form
    14,421.06/19,910.07 = 11,057.41/x
  3. Step 3: Cross multiply
    14,421.06x = 19,910.07 × 11,057.41
  4. Step 4: Simplify right side
    14,421.06x = 220,153,848.58
  5. Step 5: Solve for x
    x = 220,153,848.58/14,421.06
  6. Step 6: Final answer
    x = 15,266.13

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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.