Home / 30,027.92-45,044.18-10,306.32

Finding the Fourth Proportional to 30,027.92, 45,044.18 and 10,306.32

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Solution

The fourth proportional to 30,027.92, 45,044.18 and 10,306.32 is: 15,460.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,027.92 : 45,044.18 = 10,306.32 : x
  2. Step 2: Convert to fraction form
    30,027.92/45,044.18 = 10,306.32/x
  3. Step 3: Cross multiply
    30,027.92x = 45,044.18 × 10,306.32
  4. Step 4: Simplify right side
    30,027.92x = 464,239,733.22
  5. Step 5: Solve for x
    x = 464,239,733.22/30,027.92
  6. Step 6: Final answer
    x = 15,460.27

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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.