Home / 30,143.48-41,599.67-16,714.45

Finding the Fourth Proportional to 30,143.48, 41,599.67 and 16,714.45

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Solution

The fourth proportional to 30,143.48, 41,599.67 and 16,714.45 is: 23,066.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,143.48 : 41,599.67 = 16,714.45 : x
  2. Step 2: Convert to fraction form
    30,143.48/41,599.67 = 16,714.45/x
  3. Step 3: Cross multiply
    30,143.48x = 41,599.67 × 16,714.45
  4. Step 4: Simplify right side
    30,143.48x = 695,315,520.66
  5. Step 5: Solve for x
    x = 695,315,520.66/30,143.48
  6. Step 6: Final answer
    x = 23,066.86

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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.