Home / 45,536.58-68,347.53-28,040.58

Finding the Fourth Proportional to 45,536.58, 68,347.53 and 28,040.58

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Solution

The fourth proportional to 45,536.58, 68,347.53 and 28,040.58 is: 42,087.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,536.58 : 68,347.53 = 28,040.58 : x
  2. Step 2: Convert to fraction form
    45,536.58/68,347.53 = 28,040.58/x
  3. Step 3: Cross multiply
    45,536.58x = 68,347.53 × 28,040.58
  4. Step 4: Simplify right side
    45,536.58x = 1,916,504,382.77
  5. Step 5: Solve for x
    x = 1,916,504,382.77/45,536.58
  6. Step 6: Final answer
    x = 42,087.14

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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.