Home / 26,248.99-39,396.23-13,777.82

Finding the Fourth Proportional to 26,248.99, 39,396.23 and 13,777.82

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Solution

The fourth proportional to 26,248.99, 39,396.23 and 13,777.82 is: 20,678.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,248.99 : 39,396.23 = 13,777.82 : x
  2. Step 2: Convert to fraction form
    26,248.99/39,396.23 = 13,777.82/x
  3. Step 3: Cross multiply
    26,248.99x = 39,396.23 × 13,777.82
  4. Step 4: Simplify right side
    26,248.99x = 542,794,165.62
  5. Step 5: Solve for x
    x = 542,794,165.62/26,248.99
  6. Step 6: Final answer
    x = 20,678.67

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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.