Home / 14,542.49-20,069.57-9,770.37

Finding the Fourth Proportional to 14,542.49, 20,069.57 and 9,770.37

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Solution

The fourth proportional to 14,542.49, 20,069.57 and 9,770.37 is: 13,483.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.49 : 20,069.57 = 9,770.37 : x
  2. Step 2: Convert to fraction form
    14,542.49/20,069.57 = 9,770.37/x
  3. Step 3: Cross multiply
    14,542.49x = 20,069.57 × 9,770.37
  4. Step 4: Simplify right side
    14,542.49x = 196,087,186.70
  5. Step 5: Solve for x
    x = 196,087,186.70/14,542.49
  6. Step 6: Final answer
    x = 13,483.75

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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.