Home / 26,194.93-36,150.20-15,440.25

Finding the Fourth Proportional to 26,194.93, 36,150.20 and 15,440.25

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Solution

The fourth proportional to 26,194.93, 36,150.20 and 15,440.25 is: 21,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,194.93 : 36,150.20 = 15,440.25 : x
  2. Step 2: Convert to fraction form
    26,194.93/36,150.20 = 15,440.25/x
  3. Step 3: Cross multiply
    26,194.93x = 36,150.20 × 15,440.25
  4. Step 4: Simplify right side
    26,194.93x = 558,168,241.81
  5. Step 5: Solve for x
    x = 558,168,241.81/26,194.93
  6. Step 6: Final answer
    x = 21,308.26

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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.