Home / 26,590.70-39,897.83-13,937.45

Finding the Fourth Proportional to 26,590.70, 39,897.83 and 13,937.45

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Solution

The fourth proportional to 26,590.70, 39,897.83 and 13,937.45 is: 20,912.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,590.70 : 39,897.83 = 13,937.45 : x
  2. Step 2: Convert to fraction form
    26,590.70/39,897.83 = 13,937.45/x
  3. Step 3: Cross multiply
    26,590.70x = 39,897.83 × 13,937.45
  4. Step 4: Simplify right side
    26,590.70x = 556,073,850.01
  5. Step 5: Solve for x
    x = 556,073,850.01/26,590.70
  6. Step 6: Final answer
    x = 20,912.34

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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.