Home / 26,398.29-39,597.44-21,193.77

Finding the Fourth Proportional to 26,398.29, 39,597.44 and 21,193.77

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Solution

The fourth proportional to 26,398.29, 39,597.44 and 21,193.77 is: 31,790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.29 : 39,597.44 = 21,193.77 : x
  2. Step 2: Convert to fraction form
    26,398.29/39,597.44 = 21,193.77/x
  3. Step 3: Cross multiply
    26,398.29x = 39,597.44 × 21,193.77
  4. Step 4: Simplify right side
    26,398.29x = 839,218,929.98
  5. Step 5: Solve for x
    x = 839,218,929.98/26,398.29
  6. Step 6: Final answer
    x = 31,790.66

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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.