Home / 26,206.59-36,200.48-20,938.35

Finding the Fourth Proportional to 26,206.59, 36,200.48 and 20,938.35

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Solution

The fourth proportional to 26,206.59, 36,200.48 and 20,938.35 is: 28,923.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,206.59 : 36,200.48 = 20,938.35 : x
  2. Step 2: Convert to fraction form
    26,206.59/36,200.48 = 20,938.35/x
  3. Step 3: Cross multiply
    26,206.59x = 36,200.48 × 20,938.35
  4. Step 4: Simplify right side
    26,206.59x = 757,978,215.72
  5. Step 5: Solve for x
    x = 757,978,215.72/26,206.59
  6. Step 6: Final answer
    x = 28,923.19

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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.