Home / 35,707.12-49,277.38-19,791.58

Finding the Fourth Proportional to 35,707.12, 49,277.38 and 19,791.58

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Solution

The fourth proportional to 35,707.12, 49,277.38 and 19,791.58 is: 27,313.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,707.12 : 49,277.38 = 19,791.58 : x
  2. Step 2: Convert to fraction form
    35,707.12/49,277.38 = 19,791.58/x
  3. Step 3: Cross multiply
    35,707.12x = 49,277.38 × 19,791.58
  4. Step 4: Simplify right side
    35,707.12x = 975,277,208.46
  5. Step 5: Solve for x
    x = 975,277,208.46/35,707.12
  6. Step 6: Final answer
    x = 27,313.24

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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.