Home / 57,449.08-79,278.58-31,954.91

Finding the Fourth Proportional to 57,449.08, 79,278.58 and 31,954.91

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Solution

The fourth proportional to 57,449.08, 79,278.58 and 31,954.91 is: 44,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,449.08 : 79,278.58 = 31,954.91 : x
  2. Step 2: Convert to fraction form
    57,449.08/79,278.58 = 31,954.91/x
  3. Step 3: Cross multiply
    57,449.08x = 79,278.58 × 31,954.91
  4. Step 4: Simplify right side
    57,449.08x = 2,533,339,532.38
  5. Step 5: Solve for x
    x = 2,533,339,532.38/57,449.08
  6. Step 6: Final answer
    x = 44,097.13

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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.