Home / 40,855.44-61,290.89-14,200.43

Finding the Fourth Proportional to 40,855.44, 61,290.89 and 14,200.43

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Solution

The fourth proportional to 40,855.44, 61,290.89 and 14,200.43 is: 21,303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,855.44 : 61,290.89 = 14,200.43 : x
  2. Step 2: Convert to fraction form
    40,855.44/61,290.89 = 14,200.43/x
  3. Step 3: Cross multiply
    40,855.44x = 61,290.89 × 14,200.43
  4. Step 4: Simplify right side
    40,855.44x = 870,356,615.63
  5. Step 5: Solve for x
    x = 870,356,615.63/40,855.44
  6. Step 6: Final answer
    x = 21,303.32

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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.