Home / 45,986.84-63,486.02-30,958.52

Finding the Fourth Proportional to 45,986.84, 63,486.02 and 30,958.52

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Solution

The fourth proportional to 45,986.84, 63,486.02 and 30,958.52 is: 42,739.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,986.84 : 63,486.02 = 30,958.52 : x
  2. Step 2: Convert to fraction form
    45,986.84/63,486.02 = 30,958.52/x
  3. Step 3: Cross multiply
    45,986.84x = 63,486.02 × 30,958.52
  4. Step 4: Simplify right side
    45,986.84x = 1,965,433,219.89
  5. Step 5: Solve for x
    x = 1,965,433,219.89/45,986.84
  6. Step 6: Final answer
    x = 42,739.04

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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.