Home / 18,965.03-26,166.08-12,244.52

Finding the Fourth Proportional to 18,965.03, 26,166.08 and 12,244.52

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Solution

The fourth proportional to 18,965.03, 26,166.08 and 12,244.52 is: 16,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,965.03 : 26,166.08 = 12,244.52 : x
  2. Step 2: Convert to fraction form
    18,965.03/26,166.08 = 12,244.52/x
  3. Step 3: Cross multiply
    18,965.03x = 26,166.08 × 12,244.52
  4. Step 4: Simplify right side
    18,965.03x = 320,390,897.83
  5. Step 5: Solve for x
    x = 320,390,897.83/18,965.03
  6. Step 6: Final answer
    x = 16,893.78

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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.