Home / 20,933.64-31,544.46-17,317.26

Finding the Fourth Proportional to 20,933.64, 31,544.46 and 17,317.26

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Solution

The fourth proportional to 20,933.64, 31,544.46 and 17,317.26 is: 26,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,933.64 : 31,544.46 = 17,317.26 : x
  2. Step 2: Convert to fraction form
    20,933.64/31,544.46 = 17,317.26/x
  3. Step 3: Cross multiply
    20,933.64x = 31,544.46 × 17,317.26
  4. Step 4: Simplify right side
    20,933.64x = 546,263,615.38
  5. Step 5: Solve for x
    x = 546,263,615.38/20,933.64
  6. Step 6: Final answer
    x = 26,095.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.