Home / 12,263.13-16,917.66-7,225.00

Finding the Fourth Proportional to 12,263.13, 16,917.66 and 7,225.00

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Solution

The fourth proportional to 12,263.13, 16,917.66 and 7,225.00 is: 9,967.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.13 : 16,917.66 = 7,225.00 : x
  2. Step 2: Convert to fraction form
    12,263.13/16,917.66 = 7,225.00/x
  3. Step 3: Cross multiply
    12,263.13x = 16,917.66 × 7,225.00
  4. Step 4: Simplify right side
    12,263.13x = 122,230,051.21
  5. Step 5: Solve for x
    x = 122,230,051.21/12,263.13
  6. Step 6: Final answer
    x = 9,967.28

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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.