Home / 39,084.14-58,633.50-12,790.32

Finding the Fourth Proportional to 39,084.14, 58,633.50 and 12,790.32

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Solution

The fourth proportional to 39,084.14, 58,633.50 and 12,790.32 is: 19,187.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,084.14 : 58,633.50 = 12,790.32 : x
  2. Step 2: Convert to fraction form
    39,084.14/58,633.50 = 12,790.32/x
  3. Step 3: Cross multiply
    39,084.14x = 58,633.50 × 12,790.32
  4. Step 4: Simplify right side
    39,084.14x = 749,941,227.72
  5. Step 5: Solve for x
    x = 749,941,227.72/39,084.14
  6. Step 6: Final answer
    x = 19,187.87

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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.