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Finding the Fourth Proportional to 30,039.66, 41,460.66 and 17,466.84

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Solution

The fourth proportional to 30,039.66, 41,460.66 and 17,466.84 is: 24,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,039.66 : 41,460.66 = 17,466.84 : x
  2. Step 2: Convert to fraction form
    30,039.66/41,460.66 = 17,466.84/x
  3. Step 3: Cross multiply
    30,039.66x = 41,460.66 × 17,466.84
  4. Step 4: Simplify right side
    30,039.66x = 724,186,714.51
  5. Step 5: Solve for x
    x = 724,186,714.51/30,039.66
  6. Step 6: Final answer
    x = 24,107.69

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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.