Home / 14,917.44-20,574.88-14,255.68

Finding the Fourth Proportional to 14,917.44, 20,574.88 and 14,255.68

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Solution

The fourth proportional to 14,917.44, 20,574.88 and 14,255.68 is: 19,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,917.44 : 20,574.88 = 14,255.68 : x
  2. Step 2: Convert to fraction form
    14,917.44/20,574.88 = 14,255.68/x
  3. Step 3: Cross multiply
    14,917.44x = 20,574.88 × 14,255.68
  4. Step 4: Simplify right side
    14,917.44x = 293,308,905.32
  5. Step 5: Solve for x
    x = 293,308,905.32/14,917.44
  6. Step 6: Final answer
    x = 19,662.15

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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.