Home / 17,518.80-26,263.40-8,153.98

Finding the Fourth Proportional to 17,518.80, 26,263.40 and 8,153.98

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Solution

The fourth proportional to 17,518.80, 26,263.40 and 8,153.98 is: 12,224.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,518.80 : 26,263.40 = 8,153.98 : x
  2. Step 2: Convert to fraction form
    17,518.80/26,263.40 = 8,153.98/x
  3. Step 3: Cross multiply
    17,518.80x = 26,263.40 × 8,153.98
  4. Step 4: Simplify right side
    17,518.80x = 214,151,238.33
  5. Step 5: Solve for x
    x = 214,151,238.33/17,518.80
  6. Step 6: Final answer
    x = 12,224.08

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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.