Home / 14,698.86-20,284.32-12,571.66

Finding the Fourth Proportional to 14,698.86, 20,284.32 and 12,571.66

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Solution

The fourth proportional to 14,698.86, 20,284.32 and 12,571.66 is: 17,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,698.86 : 20,284.32 = 12,571.66 : x
  2. Step 2: Convert to fraction form
    14,698.86/20,284.32 = 12,571.66/x
  3. Step 3: Cross multiply
    14,698.86x = 20,284.32 × 12,571.66
  4. Step 4: Simplify right side
    14,698.86x = 255,007,574.37
  5. Step 5: Solve for x
    x = 255,007,574.37/14,698.86
  6. Step 6: Final answer
    x = 17,348.80

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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.