Home / 26,007.06-38,986.89-13,512.42

Finding the Fourth Proportional to 26,007.06, 38,986.89 and 13,512.42

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Solution

The fourth proportional to 26,007.06, 38,986.89 and 13,512.42 is: 20,256.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,007.06 : 38,986.89 = 13,512.42 : x
  2. Step 2: Convert to fraction form
    26,007.06/38,986.89 = 13,512.42/x
  3. Step 3: Cross multiply
    26,007.06x = 38,986.89 × 13,512.42
  4. Step 4: Simplify right side
    26,007.06x = 526,807,232.17
  5. Step 5: Solve for x
    x = 526,807,232.17/26,007.06
  6. Step 6: Final answer
    x = 20,256.32

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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.