Home / 45,430.41-68,126.18-15,839.49

Finding the Fourth Proportional to 45,430.41, 68,126.18 and 15,839.49

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Solution

The fourth proportional to 45,430.41, 68,126.18 and 15,839.49 is: 23,752.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,430.41 : 68,126.18 = 15,839.49 : x
  2. Step 2: Convert to fraction form
    45,430.41/68,126.18 = 15,839.49/x
  3. Step 3: Cross multiply
    45,430.41x = 68,126.18 × 15,839.49
  4. Step 4: Simplify right side
    45,430.41x = 1,079,083,867.65
  5. Step 5: Solve for x
    x = 1,079,083,867.65/45,430.41
  6. Step 6: Final answer
    x = 23,752.46

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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.