Home / 19,304.09-28,901.54-12,266.66

Finding the Fourth Proportional to 19,304.09, 28,901.54 and 12,266.66

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Solution

The fourth proportional to 19,304.09, 28,901.54 and 12,266.66 is: 18,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.09 : 28,901.54 = 12,266.66 : x
  2. Step 2: Convert to fraction form
    19,304.09/28,901.54 = 12,266.66/x
  3. Step 3: Cross multiply
    19,304.09x = 28,901.54 × 12,266.66
  4. Step 4: Simplify right side
    19,304.09x = 354,525,364.66
  5. Step 5: Solve for x
    x = 354,525,364.66/19,304.09
  6. Step 6: Final answer
    x = 18,365.30

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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.