Home / 38,071.48-52,539.34-21,304.44

Finding the Fourth Proportional to 38,071.48, 52,539.34 and 21,304.44

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Solution

The fourth proportional to 38,071.48, 52,539.34 and 21,304.44 is: 29,400.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071.48 : 52,539.34 = 21,304.44 : x
  2. Step 2: Convert to fraction form
    38,071.48/52,539.34 = 21,304.44/x
  3. Step 3: Cross multiply
    38,071.48x = 52,539.34 × 21,304.44
  4. Step 4: Simplify right side
    38,071.48x = 1,119,321,216.67
  5. Step 5: Solve for x
    x = 1,119,321,216.67/38,071.48
  6. Step 6: Final answer
    x = 29,400.52

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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.