Home / 14,073.70-19,419.33-8,770.18

Finding the Fourth Proportional to 14,073.70, 19,419.33 and 8,770.18

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Solution

The fourth proportional to 14,073.70, 19,419.33 and 8,770.18 is: 12,101.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.70 : 19,419.33 = 8,770.18 : x
  2. Step 2: Convert to fraction form
    14,073.70/19,419.33 = 8,770.18/x
  3. Step 3: Cross multiply
    14,073.70x = 19,419.33 × 8,770.18
  4. Step 4: Simplify right side
    14,073.70x = 170,311,019.58
  5. Step 5: Solve for x
    x = 170,311,019.58/14,073.70
  6. Step 6: Final answer
    x = 12,101.37

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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.