Home / 36,404.73-54,607.14-18,886.86

Finding the Fourth Proportional to 36,404.73, 54,607.14 and 18,886.86

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Solution

The fourth proportional to 36,404.73, 54,607.14 and 18,886.86 is: 28,330.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,404.73 : 54,607.14 = 18,886.86 : x
  2. Step 2: Convert to fraction form
    36,404.73/54,607.14 = 18,886.86/x
  3. Step 3: Cross multiply
    36,404.73x = 54,607.14 × 18,886.86
  4. Step 4: Simplify right side
    36,404.73x = 1,031,357,408.18
  5. Step 5: Solve for x
    x = 1,031,357,408.18/36,404.73
  6. Step 6: Final answer
    x = 28,330.31

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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.