Home / 33,989.29-46,911.93-21,716.84

Finding the Fourth Proportional to 33,989.29, 46,911.93 and 21,716.84

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Solution

The fourth proportional to 33,989.29, 46,911.93 and 21,716.84 is: 29,973.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,989.29 : 46,911.93 = 21,716.84 : x
  2. Step 2: Convert to fraction form
    33,989.29/46,911.93 = 21,716.84/x
  3. Step 3: Cross multiply
    33,989.29x = 46,911.93 × 21,716.84
  4. Step 4: Simplify right side
    33,989.29x = 1,018,778,913.74
  5. Step 5: Solve for x
    x = 1,018,778,913.74/33,989.29
  6. Step 6: Final answer
    x = 29,973.53

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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.