Home / 26,444.72-39,647.64-12,603.44

Finding the Fourth Proportional to 26,444.72, 39,647.64 and 12,603.44

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Solution

The fourth proportional to 26,444.72, 39,647.64 and 12,603.44 is: 18,895.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,444.72 : 39,647.64 = 12,603.44 : x
  2. Step 2: Convert to fraction form
    26,444.72/39,647.64 = 12,603.44/x
  3. Step 3: Cross multiply
    26,444.72x = 39,647.64 × 12,603.44
  4. Step 4: Simplify right side
    26,444.72x = 499,696,651.88
  5. Step 5: Solve for x
    x = 499,696,651.88/26,444.72
  6. Step 6: Final answer
    x = 18,895.89

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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.