Home / 27,440.04-41,127.02-12,628.68

Finding the Fourth Proportional to 27,440.04, 41,127.02 and 12,628.68

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Solution

The fourth proportional to 27,440.04, 41,127.02 and 12,628.68 is: 18,927.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,440.04 : 41,127.02 = 12,628.68 : x
  2. Step 2: Convert to fraction form
    27,440.04/41,127.02 = 12,628.68/x
  3. Step 3: Cross multiply
    27,440.04x = 41,127.02 × 12,628.68
  4. Step 4: Simplify right side
    27,440.04x = 519,379,974.93
  5. Step 5: Solve for x
    x = 519,379,974.93/27,440.04
  6. Step 6: Final answer
    x = 18,927.81

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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.