Home / 38,184.98-52,693.45-21,189.02

Finding the Fourth Proportional to 38,184.98, 52,693.45 and 21,189.02

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Solution

The fourth proportional to 38,184.98, 52,693.45 and 21,189.02 is: 29,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,184.98 : 52,693.45 = 21,189.02 : x
  2. Step 2: Convert to fraction form
    38,184.98/52,693.45 = 21,189.02/x
  3. Step 3: Cross multiply
    38,184.98x = 52,693.45 × 21,189.02
  4. Step 4: Simplify right side
    38,184.98x = 1,116,522,644.68
  5. Step 5: Solve for x
    x = 1,116,522,644.68/38,184.98
  6. Step 6: Final answer
    x = 29,239.84

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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.