Home / 35,709.19-49,278.68-19,796.06

Finding the Fourth Proportional to 35,709.19, 49,278.68 and 19,796.06

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Solution

The fourth proportional to 35,709.19, 49,278.68 and 19,796.06 is: 27,318.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,709.19 : 49,278.68 = 19,796.06 : x
  2. Step 2: Convert to fraction form
    35,709.19/49,278.68 = 19,796.06/x
  3. Step 3: Cross multiply
    35,709.19x = 49,278.68 × 19,796.06
  4. Step 4: Simplify right side
    35,709.19x = 975,523,804.45
  5. Step 5: Solve for x
    x = 975,523,804.45/35,709.19
  6. Step 6: Final answer
    x = 27,318.57

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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.