Home / 26,022.52-39,029.73-8,488.45

Finding the Fourth Proportional to 26,022.52, 39,029.73 and 8,488.45

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Solution

The fourth proportional to 26,022.52, 39,029.73 and 8,488.45 is: 12,731.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,022.52 : 39,029.73 = 8,488.45 : x
  2. Step 2: Convert to fraction form
    26,022.52/39,029.73 = 8,488.45/x
  3. Step 3: Cross multiply
    26,022.52x = 39,029.73 × 8,488.45
  4. Step 4: Simplify right side
    26,022.52x = 331,301,911.62
  5. Step 5: Solve for x
    x = 331,301,911.62/26,022.52
  6. Step 6: Final answer
    x = 12,731.35

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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.