Home / 26,603.07-36,709.50-15,269.85

Finding the Fourth Proportional to 26,603.07, 36,709.50 and 15,269.85

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Solution

The fourth proportional to 26,603.07, 36,709.50 and 15,269.85 is: 21,070.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,603.07 : 36,709.50 = 15,269.85 : x
  2. Step 2: Convert to fraction form
    26,603.07/36,709.50 = 15,269.85/x
  3. Step 3: Cross multiply
    26,603.07x = 36,709.50 × 15,269.85
  4. Step 4: Simplify right side
    26,603.07x = 560,548,615.84
  5. Step 5: Solve for x
    x = 560,548,615.84/26,603.07
  6. Step 6: Final answer
    x = 21,070.83

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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.