Home / 19,521.48-29,262.77-11,191.44

Finding the Fourth Proportional to 19,521.48, 29,262.77 and 11,191.44

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Solution

The fourth proportional to 19,521.48, 29,262.77 and 11,191.44 is: 16,776.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.48 : 29,262.77 = 11,191.44 : x
  2. Step 2: Convert to fraction form
    19,521.48/29,262.77 = 11,191.44/x
  3. Step 3: Cross multiply
    19,521.48x = 29,262.77 × 11,191.44
  4. Step 4: Simplify right side
    19,521.48x = 327,492,534.69
  5. Step 5: Solve for x
    x = 327,492,534.69/19,521.48
  6. Step 6: Final answer
    x = 16,776.01

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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.