Home / 35,366.40-48,789.27-21,194.64

Finding the Fourth Proportional to 35,366.40, 48,789.27 and 21,194.64

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Solution

The fourth proportional to 35,366.40, 48,789.27 and 21,194.64 is: 29,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,366.40 : 48,789.27 = 21,194.64 : x
  2. Step 2: Convert to fraction form
    35,366.40/48,789.27 = 21,194.64/x
  3. Step 3: Cross multiply
    35,366.40x = 48,789.27 × 21,194.64
  4. Step 4: Simplify right side
    35,366.40x = 1,034,071,013.51
  5. Step 5: Solve for x
    x = 1,034,071,013.51/35,366.40
  6. Step 6: Final answer
    x = 29,238.80

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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.