Home / 19,089.48-26,354.52-12,714.42

Finding the Fourth Proportional to 19,089.48, 26,354.52 and 12,714.42

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Solution

The fourth proportional to 19,089.48, 26,354.52 and 12,714.42 is: 17,553.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.48 : 26,354.52 = 12,714.42 : x
  2. Step 2: Convert to fraction form
    19,089.48/26,354.52 = 12,714.42/x
  3. Step 3: Cross multiply
    19,089.48x = 26,354.52 × 12,714.42
  4. Step 4: Simplify right side
    19,089.48x = 335,082,436.18
  5. Step 5: Solve for x
    x = 335,082,436.18/19,089.48
  6. Step 6: Final answer
    x = 17,553.25

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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.