Home / 38,216.74-52,736.21-21,446.50

Finding the Fourth Proportional to 38,216.74, 52,736.21 and 21,446.50

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Solution

The fourth proportional to 38,216.74, 52,736.21 and 21,446.50 is: 29,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,216.74 : 52,736.21 = 21,446.50 : x
  2. Step 2: Convert to fraction form
    38,216.74/52,736.21 = 21,446.50/x
  3. Step 3: Cross multiply
    38,216.74x = 52,736.21 × 21,446.50
  4. Step 4: Simplify right side
    38,216.74x = 1,131,007,127.77
  5. Step 5: Solve for x
    x = 1,131,007,127.77/38,216.74
  6. Step 6: Final answer
    x = 29,594.55

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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.