Home / 26,004.80-39,013.35-8,474.63

Finding the Fourth Proportional to 26,004.80, 39,013.35 and 8,474.63

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Solution

The fourth proportional to 26,004.80, 39,013.35 and 8,474.63 is: 12,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.80 : 39,013.35 = 8,474.63 : x
  2. Step 2: Convert to fraction form
    26,004.80/39,013.35 = 8,474.63/x
  3. Step 3: Cross multiply
    26,004.80x = 39,013.35 × 8,474.63
  4. Step 4: Simplify right side
    26,004.80x = 330,623,479.46
  5. Step 5: Solve for x
    x = 330,623,479.46/26,004.80
  6. Step 6: Final answer
    x = 12,713.94

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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.