Home / 39,546.02-54,573.52-21,641.04

Finding the Fourth Proportional to 39,546.02, 54,573.52 and 21,641.04

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Solution

The fourth proportional to 39,546.02, 54,573.52 and 21,641.04 is: 29,864.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,546.02 : 54,573.52 = 21,641.04 : x
  2. Step 2: Convert to fraction form
    39,546.02/54,573.52 = 21,641.04/x
  3. Step 3: Cross multiply
    39,546.02x = 54,573.52 × 21,641.04
  4. Step 4: Simplify right side
    39,546.02x = 1,181,027,675.16
  5. Step 5: Solve for x
    x = 1,181,027,675.16/39,546.02
  6. Step 6: Final answer
    x = 29,864.64

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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.