Home / 14,293.76-21,441.58-3,905.50

Finding the Fourth Proportional to 14,293.76, 21,441.58 and 3,905.50

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Solution

The fourth proportional to 14,293.76, 21,441.58 and 3,905.50 is: 5,858.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293.76 : 21,441.58 = 3,905.50 : x
  2. Step 2: Convert to fraction form
    14,293.76/21,441.58 = 3,905.50/x
  3. Step 3: Cross multiply
    14,293.76x = 21,441.58 × 3,905.50
  4. Step 4: Simplify right side
    14,293.76x = 83,740,090.69
  5. Step 5: Solve for x
    x = 83,740,090.69/14,293.76
  6. Step 6: Final answer
    x = 5,858.51

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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.