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Finding the Fourth Proportional to 33,788.04, 46,626.12 and 18,679.74

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Solution

The fourth proportional to 33,788.04, 46,626.12 and 18,679.74 is: 25,777.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,788.04 : 46,626.12 = 18,679.74 : x
  2. Step 2: Convert to fraction form
    33,788.04/46,626.12 = 18,679.74/x
  3. Step 3: Cross multiply
    33,788.04x = 46,626.12 × 18,679.74
  4. Step 4: Simplify right side
    33,788.04x = 870,963,798.81
  5. Step 5: Solve for x
    x = 870,963,798.81/33,788.04
  6. Step 6: Final answer
    x = 25,777.28

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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.