Home / 30,500.34-45,733.62-9,434.58

Finding the Fourth Proportional to 30,500.34, 45,733.62 and 9,434.58

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Solution

The fourth proportional to 30,500.34, 45,733.62 and 9,434.58 is: 14,146.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,500.34 : 45,733.62 = 9,434.58 : x
  2. Step 2: Convert to fraction form
    30,500.34/45,733.62 = 9,434.58/x
  3. Step 3: Cross multiply
    30,500.34x = 45,733.62 × 9,434.58
  4. Step 4: Simplify right side
    30,500.34x = 431,477,496.58
  5. Step 5: Solve for x
    x = 431,477,496.58/30,500.34
  6. Step 6: Final answer
    x = 14,146.65

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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.