Home / 30,496.63-45,733.57-10,500.47

Finding the Fourth Proportional to 30,496.63, 45,733.57 and 10,500.47

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Solution

The fourth proportional to 30,496.63, 45,733.57 and 10,500.47 is: 15,746.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,496.63 : 45,733.57 = 10,500.47 : x
  2. Step 2: Convert to fraction form
    30,496.63/45,733.57 = 10,500.47/x
  3. Step 3: Cross multiply
    30,496.63x = 45,733.57 × 10,500.47
  4. Step 4: Simplify right side
    30,496.63x = 480,224,067.86
  5. Step 5: Solve for x
    x = 480,224,067.86/30,496.63
  6. Step 6: Final answer
    x = 15,746.79

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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.