Home / 40,274.31-55,577-22,370.46

Finding the Fourth Proportional to 40,274.31, 55,577 and 22,370.46

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Solution

The fourth proportional to 40,274.31, 55,577 and 22,370.46 is: 30,870.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,274.31 : 55,577 = 22,370.46 : x
  2. Step 2: Convert to fraction form
    40,274.31/55,577 = 22,370.46/x
  3. Step 3: Cross multiply
    40,274.31x = 55,577 × 22,370.46
  4. Step 4: Simplify right side
    40,274.31x = 1,243,283,055.42
  5. Step 5: Solve for x
    x = 1,243,283,055.42/40,274.31
  6. Step 6: Final answer
    x = 30,870.38

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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.