Home / 34,955.03-48,240.21-20,805.95

Finding the Fourth Proportional to 34,955.03, 48,240.21 and 20,805.95

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Solution

The fourth proportional to 34,955.03, 48,240.21 and 20,805.95 is: 28,713.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,955.03 : 48,240.21 = 20,805.95 : x
  2. Step 2: Convert to fraction form
    34,955.03/48,240.21 = 20,805.95/x
  3. Step 3: Cross multiply
    34,955.03x = 48,240.21 × 20,805.95
  4. Step 4: Simplify right side
    34,955.03x = 1,003,683,052.02
  5. Step 5: Solve for x
    x = 1,003,683,052.02/34,955.03
  6. Step 6: Final answer
    x = 28,713.56

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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.