Home / 13,820.07-20,733.22-5,054.91

Finding the Fourth Proportional to 13,820.07, 20,733.22 and 5,054.91

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Solution

The fourth proportional to 13,820.07, 20,733.22 and 5,054.91 is: 7,583.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,820.07 : 20,733.22 = 5,054.91 : x
  2. Step 2: Convert to fraction form
    13,820.07/20,733.22 = 5,054.91/x
  3. Step 3: Cross multiply
    13,820.07x = 20,733.22 × 5,054.91
  4. Step 4: Simplify right side
    13,820.07x = 104,804,461.25
  5. Step 5: Solve for x
    x = 104,804,461.25/13,820.07
  6. Step 6: Final answer
    x = 7,583.50

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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.