Home / 35,734.45-49,315.19-19,817.95

Finding the Fourth Proportional to 35,734.45, 49,315.19 and 19,817.95

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Solution

The fourth proportional to 35,734.45, 49,315.19 and 19,817.95 is: 27,349.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,734.45 : 49,315.19 = 19,817.95 : x
  2. Step 2: Convert to fraction form
    35,734.45/49,315.19 = 19,817.95/x
  3. Step 3: Cross multiply
    35,734.45x = 49,315.19 × 19,817.95
  4. Step 4: Simplify right side
    35,734.45x = 977,325,969.66
  5. Step 5: Solve for x
    x = 977,325,969.66/35,734.45
  6. Step 6: Final answer
    x = 27,349.69

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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.