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Finding the Fourth Proportional to 33,870.74, 46,741.04 and 18,763.09

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Solution

The fourth proportional to 33,870.74, 46,741.04 and 18,763.09 is: 25,892.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,870.74 : 46,741.04 = 18,763.09 : x
  2. Step 2: Convert to fraction form
    33,870.74/46,741.04 = 18,763.09/x
  3. Step 3: Cross multiply
    33,870.74x = 46,741.04 × 18,763.09
  4. Step 4: Simplify right side
    33,870.74x = 877,006,340.21
  5. Step 5: Solve for x
    x = 877,006,340.21/33,870.74
  6. Step 6: Final answer
    x = 25,892.74

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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.