Home / 23,431.12-32,301.31-16,705.07

Finding the Fourth Proportional to 23,431.12, 32,301.31 and 16,705.07

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Solution

The fourth proportional to 23,431.12, 32,301.31 and 16,705.07 is: 23,029.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.12 : 32,301.31 = 16,705.07 : x
  2. Step 2: Convert to fraction form
    23,431.12/32,301.31 = 16,705.07/x
  3. Step 3: Cross multiply
    23,431.12x = 32,301.31 × 16,705.07
  4. Step 4: Simplify right side
    23,431.12x = 539,595,753.59
  5. Step 5: Solve for x
    x = 539,595,753.59/23,431.12
  6. Step 6: Final answer
    x = 23,029.02

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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.