Home / 55,796.20-77,012.01-31,936.63

Finding the Fourth Proportional to 55,796.20, 77,012.01 and 31,936.63

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Solution

The fourth proportional to 55,796.20, 77,012.01 and 31,936.63 is: 44,080.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,796.20 : 77,012.01 = 31,936.63 : x
  2. Step 2: Convert to fraction form
    55,796.20/77,012.01 = 31,936.63/x
  3. Step 3: Cross multiply
    55,796.20x = 77,012.01 × 31,936.63
  4. Step 4: Simplify right side
    55,796.20x = 2,459,504,068.93
  5. Step 5: Solve for x
    x = 2,459,504,068.93/55,796.20
  6. Step 6: Final answer
    x = 44,080.14

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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.