Home / 13,175.89-19,763.87-4,852.31

Finding the Fourth Proportional to 13,175.89, 19,763.87 and 4,852.31

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Solution

The fourth proportional to 13,175.89, 19,763.87 and 4,852.31 is: 7,278.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.89 : 19,763.87 = 4,852.31 : x
  2. Step 2: Convert to fraction form
    13,175.89/19,763.87 = 4,852.31/x
  3. Step 3: Cross multiply
    13,175.89x = 19,763.87 × 4,852.31
  4. Step 4: Simplify right side
    13,175.89x = 95,900,341.90
  5. Step 5: Solve for x
    x = 95,900,341.90/13,175.89
  6. Step 6: Final answer
    x = 7,278.47

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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.