Home / 13,055.85-19,582.97-4,170.96

Finding the Fourth Proportional to 13,055.85, 19,582.97 and 4,170.96

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Solution

The fourth proportional to 13,055.85, 19,582.97 and 4,170.96 is: 6,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055.85 : 19,582.97 = 4,170.96 : x
  2. Step 2: Convert to fraction form
    13,055.85/19,582.97 = 4,170.96/x
  3. Step 3: Cross multiply
    13,055.85x = 19,582.97 × 4,170.96
  4. Step 4: Simplify right side
    13,055.85x = 81,679,763.70
  5. Step 5: Solve for x
    x = 81,679,763.70/13,055.85
  6. Step 6: Final answer
    x = 6,256.18

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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.