Home / 26,271.89-39,428.85-13,799.27

Finding the Fourth Proportional to 26,271.89, 39,428.85 and 13,799.27

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Solution

The fourth proportional to 26,271.89, 39,428.85 and 13,799.27 is: 20,709.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,271.89 : 39,428.85 = 13,799.27 : x
  2. Step 2: Convert to fraction form
    26,271.89/39,428.85 = 13,799.27/x
  3. Step 3: Cross multiply
    26,271.89x = 39,428.85 × 13,799.27
  4. Step 4: Simplify right side
    26,271.89x = 544,089,347.55
  5. Step 5: Solve for x
    x = 544,089,347.55/26,271.89
  6. Step 6: Final answer
    x = 20,709.94

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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.