Home / 12,336.42-17,024.49-7,031.58

Finding the Fourth Proportional to 12,336.42, 17,024.49 and 7,031.58

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Solution

The fourth proportional to 12,336.42, 17,024.49 and 7,031.58 is: 9,703.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336.42 : 17,024.49 = 7,031.58 : x
  2. Step 2: Convert to fraction form
    12,336.42/17,024.49 = 7,031.58/x
  3. Step 3: Cross multiply
    12,336.42x = 17,024.49 × 7,031.58
  4. Step 4: Simplify right side
    12,336.42x = 119,709,063.39
  5. Step 5: Solve for x
    x = 119,709,063.39/12,336.42
  6. Step 6: Final answer
    x = 9,703.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.