Home / 38,317.08-57,475.54-10,615

Finding the Fourth Proportional to 38,317.08, 57,475.54 and 10,615

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Solution

The fourth proportional to 38,317.08, 57,475.54 and 10,615 is: 15,922.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,317.08 : 57,475.54 = 10,615 : x
  2. Step 2: Convert to fraction form
    38,317.08/57,475.54 = 10,615/x
  3. Step 3: Cross multiply
    38,317.08x = 57,475.54 × 10,615
  4. Step 4: Simplify right side
    38,317.08x = 610,102,857.10
  5. Step 5: Solve for x
    x = 610,102,857.10/38,317.08
  6. Step 6: Final answer
    x = 15,922.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.