Home / 26,875.90-40,209.62-19,396.67

Finding the Fourth Proportional to 26,875.90, 40,209.62 and 19,396.67

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Solution

The fourth proportional to 26,875.90, 40,209.62 and 19,396.67 is: 29,019.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,875.90 : 40,209.62 = 19,396.67 : x
  2. Step 2: Convert to fraction form
    26,875.90/40,209.62 = 19,396.67/x
  3. Step 3: Cross multiply
    26,875.90x = 40,209.62 × 19,396.67
  4. Step 4: Simplify right side
    26,875.90x = 779,932,431.93
  5. Step 5: Solve for x
    x = 779,932,431.93/26,875.90
  6. Step 6: Final answer
    x = 29,019.77

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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.