Home / 14,300.68-19,745.22-9,272.20

Finding the Fourth Proportional to 14,300.68, 19,745.22 and 9,272.20

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Solution

The fourth proportional to 14,300.68, 19,745.22 and 9,272.20 is: 12,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,300.68 : 19,745.22 = 9,272.20 : x
  2. Step 2: Convert to fraction form
    14,300.68/19,745.22 = 9,272.20/x
  3. Step 3: Cross multiply
    14,300.68x = 19,745.22 × 9,272.20
  4. Step 4: Simplify right side
    14,300.68x = 183,081,628.88
  5. Step 5: Solve for x
    x = 183,081,628.88/14,300.68
  6. Step 6: Final answer
    x = 12,802.30

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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.