Home / 38,961.72-53,763.21-23,043.06

Finding the Fourth Proportional to 38,961.72, 53,763.21 and 23,043.06

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Solution

The fourth proportional to 38,961.72, 53,763.21 and 23,043.06 is: 31,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961.72 : 53,763.21 = 23,043.06 : x
  2. Step 2: Convert to fraction form
    38,961.72/53,763.21 = 23,043.06/x
  3. Step 3: Cross multiply
    38,961.72x = 53,763.21 × 23,043.06
  4. Step 4: Simplify right side
    38,961.72x = 1,238,868,873.82
  5. Step 5: Solve for x
    x = 1,238,868,873.82/38,961.72
  6. Step 6: Final answer
    x = 31,797.08

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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.