Home / 57,440.60-79,271.09-33,581.24

Finding the Fourth Proportional to 57,440.60, 79,271.09 and 33,581.24

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Solution

The fourth proportional to 57,440.60, 79,271.09 and 33,581.24 is: 46,343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,440.60 : 79,271.09 = 33,581.24 : x
  2. Step 2: Convert to fraction form
    57,440.60/79,271.09 = 33,581.24/x
  3. Step 3: Cross multiply
    57,440.60x = 79,271.09 × 33,581.24
  4. Step 4: Simplify right side
    57,440.60x = 2,662,020,934.09
  5. Step 5: Solve for x
    x = 2,662,020,934.09/57,440.60
  6. Step 6: Final answer
    x = 46,343.90

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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.