Home / 26,853.57-40,284.45-13,698.77

Finding the Fourth Proportional to 26,853.57, 40,284.45 and 13,698.77

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Solution

The fourth proportional to 26,853.57, 40,284.45 and 13,698.77 is: 20,550.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,853.57 : 40,284.45 = 13,698.77 : x
  2. Step 2: Convert to fraction form
    26,853.57/40,284.45 = 13,698.77/x
  3. Step 3: Cross multiply
    26,853.57x = 40,284.45 × 13,698.77
  4. Step 4: Simplify right side
    26,853.57x = 551,847,213.70
  5. Step 5: Solve for x
    x = 551,847,213.70/26,853.57
  6. Step 6: Final answer
    x = 20,550.24

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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.