Home / 35,747.82-49,329.63-19,831.74

Finding the Fourth Proportional to 35,747.82, 49,329.63 and 19,831.74

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Solution

The fourth proportional to 35,747.82, 49,329.63 and 19,831.74 is: 27,366.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,747.82 : 49,329.63 = 19,831.74 : x
  2. Step 2: Convert to fraction form
    35,747.82/49,329.63 = 19,831.74/x
  3. Step 3: Cross multiply
    35,747.82x = 49,329.63 × 19,831.74
  4. Step 4: Simplify right side
    35,747.82x = 978,292,396.46
  5. Step 5: Solve for x
    x = 978,292,396.46/35,747.82
  6. Step 6: Final answer
    x = 27,366.49

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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.