Home / 38,921.87-53,702.29-23,809.01

Finding the Fourth Proportional to 38,921.87, 53,702.29 and 23,809.01

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Solution

The fourth proportional to 38,921.87, 53,702.29 and 23,809.01 is: 32,850.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,921.87 : 53,702.29 = 23,809.01 : x
  2. Step 2: Convert to fraction form
    38,921.87/53,702.29 = 23,809.01/x
  3. Step 3: Cross multiply
    38,921.87x = 53,702.29 × 23,809.01
  4. Step 4: Simplify right side
    38,921.87x = 1,278,598,359.63
  5. Step 5: Solve for x
    x = 1,278,598,359.63/38,921.87
  6. Step 6: Final answer
    x = 32,850.38

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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.