Home / 26,623.32-39,920.46-13,267.05

Finding the Fourth Proportional to 26,623.32, 39,920.46 and 13,267.05

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Solution

The fourth proportional to 26,623.32, 39,920.46 and 13,267.05 is: 19,893.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,623.32 : 39,920.46 = 13,267.05 : x
  2. Step 2: Convert to fraction form
    26,623.32/39,920.46 = 13,267.05/x
  3. Step 3: Cross multiply
    26,623.32x = 39,920.46 × 13,267.05
  4. Step 4: Simplify right side
    26,623.32x = 529,626,738.84
  5. Step 5: Solve for x
    x = 529,626,738.84/26,623.32
  6. Step 6: Final answer
    x = 19,893.34

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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.