Home / 26,758.80-40,127.42-17,384.77

Finding the Fourth Proportional to 26,758.80, 40,127.42 and 17,384.77

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Solution

The fourth proportional to 26,758.80, 40,127.42 and 17,384.77 is: 26,070.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,758.80 : 40,127.42 = 17,384.77 : x
  2. Step 2: Convert to fraction form
    26,758.80/40,127.42 = 17,384.77/x
  3. Step 3: Cross multiply
    26,758.80x = 40,127.42 × 17,384.77
  4. Step 4: Simplify right side
    26,758.80x = 697,605,910.54
  5. Step 5: Solve for x
    x = 697,605,910.54/26,758.80
  6. Step 6: Final answer
    x = 26,070.15

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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.