Home / 34,259.73-47,247.69-28,536.21

Finding the Fourth Proportional to 34,259.73, 47,247.69 and 28,536.21

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Solution

The fourth proportional to 34,259.73, 47,247.69 and 28,536.21 is: 39,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,259.73 : 47,247.69 = 28,536.21 : x
  2. Step 2: Convert to fraction form
    34,259.73/47,247.69 = 28,536.21/x
  3. Step 3: Cross multiply
    34,259.73x = 47,247.69 × 28,536.21
  4. Step 4: Simplify right side
    34,259.73x = 1,348,270,003.85
  5. Step 5: Solve for x
    x = 1,348,270,003.85/34,259.73
  6. Step 6: Final answer
    x = 39,354.37

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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.