Home / 30,812.56-45,995.96-27,075.88

Finding the Fourth Proportional to 30,812.56, 45,995.96 and 27,075.88

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Solution

The fourth proportional to 30,812.56, 45,995.96 and 27,075.88 is: 40,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,812.56 : 45,995.96 = 27,075.88 : x
  2. Step 2: Convert to fraction form
    30,812.56/45,995.96 = 27,075.88/x
  3. Step 3: Cross multiply
    30,812.56x = 45,995.96 × 27,075.88
  4. Step 4: Simplify right side
    30,812.56x = 1,245,381,093.44
  5. Step 5: Solve for x
    x = 1,245,381,093.44/30,812.56
  6. Step 6: Final answer
    x = 40,417.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.