Home / 38,777.64-58,155.81-10,691.10

Finding the Fourth Proportional to 38,777.64, 58,155.81 and 10,691.10

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Solution

The fourth proportional to 38,777.64, 58,155.81 and 10,691.10 is: 16,033.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,777.64 : 58,155.81 = 10,691.10 : x
  2. Step 2: Convert to fraction form
    38,777.64/58,155.81 = 10,691.10/x
  3. Step 3: Cross multiply
    38,777.64x = 58,155.81 × 10,691.10
  4. Step 4: Simplify right side
    38,777.64x = 621,749,580.29
  5. Step 5: Solve for x
    x = 621,749,580.29/38,777.64
  6. Step 6: Final answer
    x = 16,033.71

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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.