Home / 34,116.48-47,090.88-21,549.60

Finding the Fourth Proportional to 34,116.48, 47,090.88 and 21,549.60

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Solution

The fourth proportional to 34,116.48, 47,090.88 and 21,549.60 is: 29,744.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,116.48 : 47,090.88 = 21,549.60 : x
  2. Step 2: Convert to fraction form
    34,116.48/47,090.88 = 21,549.60/x
  3. Step 3: Cross multiply
    34,116.48x = 47,090.88 × 21,549.60
  4. Step 4: Simplify right side
    34,116.48x = 1,014,789,627.65
  5. Step 5: Solve for x
    x = 1,014,789,627.65/34,116.48
  6. Step 6: Final answer
    x = 29,744.85

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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.