Home / 38,975.16-58,462.74-12,682.56

Finding the Fourth Proportional to 38,975.16, 58,462.74 and 12,682.56

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Solution

The fourth proportional to 38,975.16, 58,462.74 and 12,682.56 is: 19,023.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,975.16 : 58,462.74 = 12,682.56 : x
  2. Step 2: Convert to fraction form
    38,975.16/58,462.74 = 12,682.56/x
  3. Step 3: Cross multiply
    38,975.16x = 58,462.74 × 12,682.56
  4. Step 4: Simplify right side
    38,975.16x = 741,457,207.81
  5. Step 5: Solve for x
    x = 741,457,207.81/38,975.16
  6. Step 6: Final answer
    x = 19,023.84

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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.