Home / 30,044.58-45,055.92-13,401.51

Finding the Fourth Proportional to 30,044.58, 45,055.92 and 13,401.51

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Solution

The fourth proportional to 30,044.58, 45,055.92 and 13,401.51 is: 20,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,044.58 : 45,055.92 = 13,401.51 : x
  2. Step 2: Convert to fraction form
    30,044.58/45,055.92 = 13,401.51/x
  3. Step 3: Cross multiply
    30,044.58x = 45,055.92 × 13,401.51
  4. Step 4: Simplify right side
    30,044.58x = 603,817,362.44
  5. Step 5: Solve for x
    x = 603,817,362.44/30,044.58
  6. Step 6: Final answer
    x = 20,097.38

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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.