Home / 26,179.80-36,127.72-14,242.86

Finding the Fourth Proportional to 26,179.80, 36,127.72 and 14,242.86

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Solution

The fourth proportional to 26,179.80, 36,127.72 and 14,242.86 is: 19,654.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,179.80 : 36,127.72 = 14,242.86 : x
  2. Step 2: Convert to fraction form
    26,179.80/36,127.72 = 14,242.86/x
  3. Step 3: Cross multiply
    26,179.80x = 36,127.72 × 14,242.86
  4. Step 4: Simplify right side
    26,179.80x = 514,562,075.88
  5. Step 5: Solve for x
    x = 514,562,075.88/26,179.80
  6. Step 6: Final answer
    x = 19,654.93

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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.