Home / 13,747.41-18,951.51-10,157.09

Finding the Fourth Proportional to 13,747.41, 18,951.51 and 10,157.09

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Solution

The fourth proportional to 13,747.41, 18,951.51 and 10,157.09 is: 14,002.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,747.41 : 18,951.51 = 10,157.09 : x
  2. Step 2: Convert to fraction form
    13,747.41/18,951.51 = 10,157.09/x
  3. Step 3: Cross multiply
    13,747.41x = 18,951.51 × 10,157.09
  4. Step 4: Simplify right side
    13,747.41x = 192,492,097.95
  5. Step 5: Solve for x
    x = 192,492,097.95/13,747.41
  6. Step 6: Final answer
    x = 14,002.06

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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.