Home / 53,422.04-80,126.94-13,982.96

Finding the Fourth Proportional to 53,422.04, 80,126.94 and 13,982.96

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Solution

The fourth proportional to 53,422.04, 80,126.94 and 13,982.96 is: 20,972.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,422.04 : 80,126.94 = 13,982.96 : x
  2. Step 2: Convert to fraction form
    53,422.04/80,126.94 = 13,982.96/x
  3. Step 3: Cross multiply
    53,422.04x = 80,126.94 × 13,982.96
  4. Step 4: Simplify right side
    53,422.04x = 1,120,411,796.94
  5. Step 5: Solve for x
    x = 1,120,411,796.94/53,422.04
  6. Step 6: Final answer
    x = 20,972.84

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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.