Home / 25,999.03-39,002.63-11,212.15

Finding the Fourth Proportional to 25,999.03, 39,002.63 and 11,212.15

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Solution

The fourth proportional to 25,999.03, 39,002.63 and 11,212.15 is: 16,819.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,999.03 : 39,002.63 = 11,212.15 : x
  2. Step 2: Convert to fraction form
    25,999.03/39,002.63 = 11,212.15/x
  3. Step 3: Cross multiply
    25,999.03x = 39,002.63 × 11,212.15
  4. Step 4: Simplify right side
    25,999.03x = 437,303,337.95
  5. Step 5: Solve for x
    x = 437,303,337.95/25,999.03
  6. Step 6: Final answer
    x = 16,819.99

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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.