Home / 30,044.90-41,461.44-18,114.78

Finding the Fourth Proportional to 30,044.90, 41,461.44 and 18,114.78

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Solution

The fourth proportional to 30,044.90, 41,461.44 and 18,114.78 is: 24,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,044.90 : 41,461.44 = 18,114.78 : x
  2. Step 2: Convert to fraction form
    30,044.90/41,461.44 = 18,114.78/x
  3. Step 3: Cross multiply
    30,044.90x = 41,461.44 × 18,114.78
  4. Step 4: Simplify right side
    30,044.90x = 751,064,864.08
  5. Step 5: Solve for x
    x = 751,064,864.08/30,044.90
  6. Step 6: Final answer
    x = 24,998.08

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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.