Home / 13,955.48-20,933.94-3,567.32

Finding the Fourth Proportional to 13,955.48, 20,933.94 and 3,567.32

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Solution

The fourth proportional to 13,955.48, 20,933.94 and 3,567.32 is: 5,351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.48 : 20,933.94 = 3,567.32 : x
  2. Step 2: Convert to fraction form
    13,955.48/20,933.94 = 3,567.32/x
  3. Step 3: Cross multiply
    13,955.48x = 20,933.94 × 3,567.32
  4. Step 4: Simplify right side
    13,955.48x = 74,678,062.84
  5. Step 5: Solve for x
    x = 74,678,062.84/13,955.48
  6. Step 6: Final answer
    x = 5,351.16

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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.