Home / 26,391.48-39,590.46-8,623.92

Finding the Fourth Proportional to 26,391.48, 39,590.46 and 8,623.92

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Solution

The fourth proportional to 26,391.48, 39,590.46 and 8,623.92 is: 12,936.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.48 : 39,590.46 = 8,623.92 : x
  2. Step 2: Convert to fraction form
    26,391.48/39,590.46 = 8,623.92/x
  3. Step 3: Cross multiply
    26,391.48x = 39,590.46 × 8,623.92
  4. Step 4: Simplify right side
    26,391.48x = 341,424,959.80
  5. Step 5: Solve for x
    x = 341,424,959.80/26,391.48
  6. Step 6: Final answer
    x = 12,936.94

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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.