Home / 35,707.37-49,276.15-19,791.68

Finding the Fourth Proportional to 35,707.37, 49,276.15 and 19,791.68

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Solution

The fourth proportional to 35,707.37, 49,276.15 and 19,791.68 is: 27,312.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,707.37 : 49,276.15 = 19,791.68 : x
  2. Step 2: Convert to fraction form
    35,707.37/49,276.15 = 19,791.68/x
  3. Step 3: Cross multiply
    35,707.37x = 49,276.15 × 19,791.68
  4. Step 4: Simplify right side
    35,707.37x = 975,257,496.57
  5. Step 5: Solve for x
    x = 975,257,496.57/35,707.37
  6. Step 6: Final answer
    x = 27,312.50

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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.