Home / 30,834.63-42,553.62-17,400.96

Finding the Fourth Proportional to 30,834.63, 42,553.62 and 17,400.96

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Solution

The fourth proportional to 30,834.63, 42,553.62 and 17,400.96 is: 24,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,834.63 : 42,553.62 = 17,400.96 : x
  2. Step 2: Convert to fraction form
    30,834.63/42,553.62 = 17,400.96/x
  3. Step 3: Cross multiply
    30,834.63x = 42,553.62 × 17,400.96
  4. Step 4: Simplify right side
    30,834.63x = 740,473,839.48
  5. Step 5: Solve for x
    x = 740,473,839.48/30,834.63
  6. Step 6: Final answer
    x = 24,014.36

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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.