Home / 30,425.20-45,637.44-10,703.68

Finding the Fourth Proportional to 30,425.20, 45,637.44 and 10,703.68

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Solution

The fourth proportional to 30,425.20, 45,637.44 and 10,703.68 is: 16,055.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,425.20 : 45,637.44 = 10,703.68 : x
  2. Step 2: Convert to fraction form
    30,425.20/45,637.44 = 10,703.68/x
  3. Step 3: Cross multiply
    30,425.20x = 45,637.44 × 10,703.68
  4. Step 4: Simplify right side
    30,425.20x = 488,488,553.78
  5. Step 5: Solve for x
    x = 488,488,553.78/30,425.20
  6. Step 6: Final answer
    x = 16,055.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.