Home / 19,203.03-28,792.26-13,263.30

Finding the Fourth Proportional to 19,203.03, 28,792.26 and 13,263.30

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Solution

The fourth proportional to 19,203.03, 28,792.26 and 13,263.30 is: 19,886.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.03 : 28,792.26 = 13,263.30 : x
  2. Step 2: Convert to fraction form
    19,203.03/28,792.26 = 13,263.30/x
  3. Step 3: Cross multiply
    19,203.03x = 28,792.26 × 13,263.30
  4. Step 4: Simplify right side
    19,203.03x = 381,880,382.06
  5. Step 5: Solve for x
    x = 381,880,382.06/19,203.03
  6. Step 6: Final answer
    x = 19,886.46

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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.