Home / 38,633.81-53,340.26-29,665.22

Finding the Fourth Proportional to 38,633.81, 53,340.26 and 29,665.22

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Solution

The fourth proportional to 38,633.81, 53,340.26 and 29,665.22 is: 40,957.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,633.81 : 53,340.26 = 29,665.22 : x
  2. Step 2: Convert to fraction form
    38,633.81/53,340.26 = 29,665.22/x
  3. Step 3: Cross multiply
    38,633.81x = 53,340.26 × 29,665.22
  4. Step 4: Simplify right side
    38,633.81x = 1,582,350,132.73
  5. Step 5: Solve for x
    x = 1,582,350,132.73/38,633.81
  6. Step 6: Final answer
    x = 40,957.66

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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.