Home / 34,729.08-47,926.26-18,813.49

Finding the Fourth Proportional to 34,729.08, 47,926.26 and 18,813.49

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Solution

The fourth proportional to 34,729.08, 47,926.26 and 18,813.49 is: 25,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,729.08 : 47,926.26 = 18,813.49 : x
  2. Step 2: Convert to fraction form
    34,729.08/47,926.26 = 18,813.49/x
  3. Step 3: Cross multiply
    34,729.08x = 47,926.26 × 18,813.49
  4. Step 4: Simplify right side
    34,729.08x = 901,660,213.25
  5. Step 5: Solve for x
    x = 901,660,213.25/34,729.08
  6. Step 6: Final answer
    x = 25,962.69

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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.