Home / 38,340.26-52,905.93-21,572.18

Finding the Fourth Proportional to 38,340.26, 52,905.93 and 21,572.18

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Solution

The fourth proportional to 38,340.26, 52,905.93 and 21,572.18 is: 29,767.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,340.26 : 52,905.93 = 21,572.18 : x
  2. Step 2: Convert to fraction form
    38,340.26/52,905.93 = 21,572.18/x
  3. Step 3: Cross multiply
    38,340.26x = 52,905.93 × 21,572.18
  4. Step 4: Simplify right side
    38,340.26x = 1,141,296,245.03
  5. Step 5: Solve for x
    x = 1,141,296,245.03/38,340.26
  6. Step 6: Final answer
    x = 29,767.57

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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.