Home / 30,685.44-45,804.15-26,330.88

Finding the Fourth Proportional to 30,685.44, 45,804.15 and 26,330.88

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Solution

The fourth proportional to 30,685.44, 45,804.15 and 26,330.88 is: 39,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,685.44 : 45,804.15 = 26,330.88 : x
  2. Step 2: Convert to fraction form
    30,685.44/45,804.15 = 26,330.88/x
  3. Step 3: Cross multiply
    30,685.44x = 45,804.15 × 26,330.88
  4. Step 4: Simplify right side
    30,685.44x = 1,206,063,577.15
  5. Step 5: Solve for x
    x = 1,206,063,577.15/30,685.44
  6. Step 6: Final answer
    x = 39,304.10

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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.