Home / 49,595.09-68,453.37-30,479.49

Finding the Fourth Proportional to 49,595.09, 68,453.37 and 30,479.49

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Solution

The fourth proportional to 49,595.09, 68,453.37 and 30,479.49 is: 42,069.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,595.09 : 68,453.37 = 30,479.49 : x
  2. Step 2: Convert to fraction form
    49,595.09/68,453.37 = 30,479.49/x
  3. Step 3: Cross multiply
    49,595.09x = 68,453.37 × 30,479.49
  4. Step 4: Simplify right side
    49,595.09x = 2,086,423,806.38
  5. Step 5: Solve for x
    x = 2,086,423,806.38/49,595.09
  6. Step 6: Final answer
    x = 42,069.16

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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.