Home / 38,836.29-57,991.02-30,849.15

Finding the Fourth Proportional to 38,836.29, 57,991.02 and 30,849.15

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Solution

The fourth proportional to 38,836.29, 57,991.02 and 30,849.15 is: 46,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,836.29 : 57,991.02 = 30,849.15 : x
  2. Step 2: Convert to fraction form
    38,836.29/57,991.02 = 30,849.15/x
  3. Step 3: Cross multiply
    38,836.29x = 57,991.02 × 30,849.15
  4. Step 4: Simplify right side
    38,836.29x = 1,788,973,674.63
  5. Step 5: Solve for x
    x = 1,788,973,674.63/38,836.29
  6. Step 6: Final answer
    x = 46,064.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.