Home / 27,409.02-41,107.05-12,608.70

Finding the Fourth Proportional to 27,409.02, 41,107.05 and 12,608.70

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Solution

The fourth proportional to 27,409.02, 41,107.05 and 12,608.70 is: 18,910.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,409.02 : 41,107.05 = 12,608.70 : x
  2. Step 2: Convert to fraction form
    27,409.02/41,107.05 = 12,608.70/x
  3. Step 3: Cross multiply
    27,409.02x = 41,107.05 × 12,608.70
  4. Step 4: Simplify right side
    27,409.02x = 518,306,461.34
  5. Step 5: Solve for x
    x = 518,306,461.34/27,409.02
  6. Step 6: Final answer
    x = 18,910.07

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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.