Home / 34,742.12-52,116.25-9,782.38

Finding the Fourth Proportional to 34,742.12, 52,116.25 and 9,782.38

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Solution

The fourth proportional to 34,742.12, 52,116.25 and 9,782.38 is: 14,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.12 : 52,116.25 = 9,782.38 : x
  2. Step 2: Convert to fraction form
    34,742.12/52,116.25 = 9,782.38/x
  3. Step 3: Cross multiply
    34,742.12x = 52,116.25 × 9,782.38
  4. Step 4: Simplify right side
    34,742.12x = 509,820,961.68
  5. Step 5: Solve for x
    x = 509,820,961.68/34,742.12
  6. Step 6: Final answer
    x = 14,674.43

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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.