Home / 35,707.23-49,275.18-19,791.54

Finding the Fourth Proportional to 35,707.23, 49,275.18 and 19,791.54

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Solution

The fourth proportional to 35,707.23, 49,275.18 and 19,791.54 is: 27,311.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,707.23 : 49,275.18 = 19,791.54 : x
  2. Step 2: Convert to fraction form
    35,707.23/49,275.18 = 19,791.54/x
  3. Step 3: Cross multiply
    35,707.23x = 49,275.18 × 19,791.54
  4. Step 4: Simplify right side
    35,707.23x = 975,231,695.98
  5. Step 5: Solve for x
    x = 975,231,695.98/35,707.23
  6. Step 6: Final answer
    x = 27,311.88

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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.