Home / 38,342.34-52,907.82-21,342.50

Finding the Fourth Proportional to 38,342.34, 52,907.82 and 21,342.50

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Solution

The fourth proportional to 38,342.34, 52,907.82 and 21,342.50 is: 29,450.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342.34 : 52,907.82 = 21,342.50 : x
  2. Step 2: Convert to fraction form
    38,342.34/52,907.82 = 21,342.50/x
  3. Step 3: Cross multiply
    38,342.34x = 52,907.82 × 21,342.50
  4. Step 4: Simplify right side
    38,342.34x = 1,129,185,148.35
  5. Step 5: Solve for x
    x = 1,129,185,148.35/38,342.34
  6. Step 6: Final answer
    x = 29,450.08

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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.