Home / 53,659.21-74,053.07-29,786.28

Finding the Fourth Proportional to 53,659.21, 74,053.07 and 29,786.28

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Solution

The fourth proportional to 53,659.21, 74,053.07 and 29,786.28 is: 41,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,659.21 : 74,053.07 = 29,786.28 : x
  2. Step 2: Convert to fraction form
    53,659.21/74,053.07 = 29,786.28/x
  3. Step 3: Cross multiply
    53,659.21x = 74,053.07 × 29,786.28
  4. Step 4: Simplify right side
    53,659.21x = 2,205,765,477.88
  5. Step 5: Solve for x
    x = 2,205,765,477.88/53,659.21
  6. Step 6: Final answer
    x = 41,106.93

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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.