Home / 30,917.74-46,338.60-14,254.64

Finding the Fourth Proportional to 30,917.74, 46,338.60 and 14,254.64

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Solution

The fourth proportional to 30,917.74, 46,338.60 and 14,254.64 is: 21,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,917.74 : 46,338.60 = 14,254.64 : x
  2. Step 2: Convert to fraction form
    30,917.74/46,338.60 = 14,254.64/x
  3. Step 3: Cross multiply
    30,917.74x = 46,338.60 × 14,254.64
  4. Step 4: Simplify right side
    30,917.74x = 660,540,061.10
  5. Step 5: Solve for x
    x = 660,540,061.10/30,917.74
  6. Step 6: Final answer
    x = 21,364.44

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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.