Home / 38,939.04-53,727.84-24,786.72

Finding the Fourth Proportional to 38,939.04, 53,727.84 and 24,786.72

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Solution

The fourth proportional to 38,939.04, 53,727.84 and 24,786.72 is: 34,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,939.04 : 53,727.84 = 24,786.72 : x
  2. Step 2: Convert to fraction form
    38,939.04/53,727.84 = 24,786.72/x
  3. Step 3: Cross multiply
    38,939.04x = 53,727.84 × 24,786.72
  4. Step 4: Simplify right side
    38,939.04x = 1,331,736,926.28
  5. Step 5: Solve for x
    x = 1,331,736,926.28/38,939.04
  6. Step 6: Final answer
    x = 34,200.56

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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.