Home / 23,582.12-32,543.82-12,971.75

Finding the Fourth Proportional to 23,582.12, 32,543.82 and 12,971.75

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Solution

The fourth proportional to 23,582.12, 32,543.82 and 12,971.75 is: 17,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,582.12 : 32,543.82 = 12,971.75 : x
  2. Step 2: Convert to fraction form
    23,582.12/32,543.82 = 12,971.75/x
  3. Step 3: Cross multiply
    23,582.12x = 32,543.82 × 12,971.75
  4. Step 4: Simplify right side
    23,582.12x = 422,150,134.37
  5. Step 5: Solve for x
    x = 422,150,134.37/23,582.12
  6. Step 6: Final answer
    x = 17,901.28

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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.