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Finding the Fourth Proportional to 57,810.32, 79,786.72 and 33,950.08

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Solution

The fourth proportional to 57,810.32, 79,786.72 and 33,950.08 is: 46,856.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,810.32 : 79,786.72 = 33,950.08 : x
  2. Step 2: Convert to fraction form
    57,810.32/79,786.72 = 33,950.08/x
  3. Step 3: Cross multiply
    57,810.32x = 79,786.72 × 33,950.08
  4. Step 4: Simplify right side
    57,810.32x = 2,708,765,526.94
  5. Step 5: Solve for x
    x = 2,708,765,526.94/57,810.32
  6. Step 6: Final answer
    x = 46,856.09

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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.