Home / 26,683.56-36,824.73-15,354.78

Finding the Fourth Proportional to 26,683.56, 36,824.73 and 15,354.78

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Solution

The fourth proportional to 26,683.56, 36,824.73 and 15,354.78 is: 21,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,683.56 : 36,824.73 = 15,354.78 : x
  2. Step 2: Convert to fraction form
    26,683.56/36,824.73 = 15,354.78/x
  3. Step 3: Cross multiply
    26,683.56x = 36,824.73 × 15,354.78
  4. Step 4: Simplify right side
    26,683.56x = 565,435,627.71
  5. Step 5: Solve for x
    x = 565,435,627.71/26,683.56
  6. Step 6: Final answer
    x = 21,190.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.