Home / 35,708.51-49,279.32-19,791.95

Finding the Fourth Proportional to 35,708.51, 49,279.32 and 19,791.95

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Solution

The fourth proportional to 35,708.51, 49,279.32 and 19,791.95 is: 27,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,708.51 : 49,279.32 = 19,791.95 : x
  2. Step 2: Convert to fraction form
    35,708.51/49,279.32 = 19,791.95/x
  3. Step 3: Cross multiply
    35,708.51x = 49,279.32 × 19,791.95
  4. Step 4: Simplify right side
    35,708.51x = 975,333,591.08
  5. Step 5: Solve for x
    x = 975,333,591.08/35,708.51
  6. Step 6: Final answer
    x = 27,313.76

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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.