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Finding the Fourth Proportional to 57,659.40, 79,570.58 and 33,465.71

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Solution

The fourth proportional to 57,659.40, 79,570.58 and 33,465.71 is: 46,183.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,659.40 : 79,570.58 = 33,465.71 : x
  2. Step 2: Convert to fraction form
    57,659.40/79,570.58 = 33,465.71/x
  3. Step 3: Cross multiply
    57,659.40x = 79,570.58 × 33,465.71
  4. Step 4: Simplify right side
    57,659.40x = 2,662,886,136.48
  5. Step 5: Solve for x
    x = 2,662,886,136.48/57,659.40
  6. Step 6: Final answer
    x = 46,183.04

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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.