Home / 39,830.34-59,745.54-16,431.06

Finding the Fourth Proportional to 39,830.34, 59,745.54 and 16,431.06

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Solution

The fourth proportional to 39,830.34, 59,745.54 and 16,431.06 is: 24,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,830.34 : 59,745.54 = 16,431.06 : x
  2. Step 2: Convert to fraction form
    39,830.34/59,745.54 = 16,431.06/x
  3. Step 3: Cross multiply
    39,830.34x = 59,745.54 × 16,431.06
  4. Step 4: Simplify right side
    39,830.34x = 981,682,552.47
  5. Step 5: Solve for x
    x = 981,682,552.47/39,830.34
  6. Step 6: Final answer
    x = 24,646.60

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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.