Home / 23,920.20-33,013.98-14,971.32

Finding the Fourth Proportional to 23,920.20, 33,013.98 and 14,971.32

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Solution

The fourth proportional to 23,920.20, 33,013.98 and 14,971.32 is: 20,662.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,920.20 : 33,013.98 = 14,971.32 : x
  2. Step 2: Convert to fraction form
    23,920.20/33,013.98 = 14,971.32/x
  3. Step 3: Cross multiply
    23,920.20x = 33,013.98 × 14,971.32
  4. Step 4: Simplify right side
    23,920.20x = 494,262,859.05
  5. Step 5: Solve for x
    x = 494,262,859.05/23,920.20
  6. Step 6: Final answer
    x = 20,662.99

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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.