Home / 27,671.37-41,515.02-13,635.62

Finding the Fourth Proportional to 27,671.37, 41,515.02 and 13,635.62

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Solution

The fourth proportional to 27,671.37, 41,515.02 and 13,635.62 is: 20,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,671.37 : 41,515.02 = 13,635.62 : x
  2. Step 2: Convert to fraction form
    27,671.37/41,515.02 = 13,635.62/x
  3. Step 3: Cross multiply
    27,671.37x = 41,515.02 × 13,635.62
  4. Step 4: Simplify right side
    27,671.37x = 566,082,829.44
  5. Step 5: Solve for x
    x = 566,082,829.44/27,671.37
  6. Step 6: Final answer
    x = 20,457.35

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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.