Home / 19,553.63-26,954.14-11,985.93

Finding the Fourth Proportional to 19,553.63, 26,954.14 and 11,985.93

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Solution

The fourth proportional to 19,553.63, 26,954.14 and 11,985.93 is: 16,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.63 : 26,954.14 = 11,985.93 : x
  2. Step 2: Convert to fraction form
    19,553.63/26,954.14 = 11,985.93/x
  3. Step 3: Cross multiply
    19,553.63x = 26,954.14 × 11,985.93
  4. Step 4: Simplify right side
    19,553.63x = 323,070,435.25
  5. Step 5: Solve for x
    x = 323,070,435.25/19,553.63
  6. Step 6: Final answer
    x = 16,522.27

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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.