Home / 27,598.41-38,084.75-15,661.04

Finding the Fourth Proportional to 27,598.41, 38,084.75 and 15,661.04

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Solution

The fourth proportional to 27,598.41, 38,084.75 and 15,661.04 is: 21,611.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598.41 : 38,084.75 = 15,661.04 : x
  2. Step 2: Convert to fraction form
    27,598.41/38,084.75 = 15,661.04/x
  3. Step 3: Cross multiply
    27,598.41x = 38,084.75 × 15,661.04
  4. Step 4: Simplify right side
    27,598.41x = 596,446,524.41
  5. Step 5: Solve for x
    x = 596,446,524.41/27,598.41
  6. Step 6: Final answer
    x = 21,611.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.