Home / 38,977.07-58,471.74-12,675.69

Finding the Fourth Proportional to 38,977.07, 58,471.74 and 12,675.69

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Solution

The fourth proportional to 38,977.07, 58,471.74 and 12,675.69 is: 19,015.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,977.07 : 58,471.74 = 12,675.69 : x
  2. Step 2: Convert to fraction form
    38,977.07/58,471.74 = 12,675.69/x
  3. Step 3: Cross multiply
    38,977.07x = 58,471.74 × 12,675.69
  4. Step 4: Simplify right side
    38,977.07x = 741,169,650.00
  5. Step 5: Solve for x
    x = 741,169,650.00/38,977.07
  6. Step 6: Final answer
    x = 19,015.53

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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.