Home / 38,662.08-57,983.64-10,582.20

Finding the Fourth Proportional to 38,662.08, 57,983.64 and 10,582.20

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Solution

The fourth proportional to 38,662.08, 57,983.64 and 10,582.20 is: 15,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,662.08 : 57,983.64 = 10,582.20 : x
  2. Step 2: Convert to fraction form
    38,662.08/57,983.64 = 10,582.20/x
  3. Step 3: Cross multiply
    38,662.08x = 57,983.64 × 10,582.20
  4. Step 4: Simplify right side
    38,662.08x = 613,594,475.21
  5. Step 5: Solve for x
    x = 613,594,475.21/38,662.08
  6. Step 6: Final answer
    x = 15,870.71

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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.