Home / 33,426.60-46,127.34-19,989.92

Finding the Fourth Proportional to 33,426.60, 46,127.34 and 19,989.92

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Solution

The fourth proportional to 33,426.60, 46,127.34 and 19,989.92 is: 27,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,426.60 : 46,127.34 = 19,989.92 : x
  2. Step 2: Convert to fraction form
    33,426.60/46,127.34 = 19,989.92/x
  3. Step 3: Cross multiply
    33,426.60x = 46,127.34 × 19,989.92
  4. Step 4: Simplify right side
    33,426.60x = 922,081,836.41
  5. Step 5: Solve for x
    x = 922,081,836.41/33,426.60
  6. Step 6: Final answer
    x = 27,585.27

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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.