Home / 38,298.57-57,438.99-14,608.77

Finding the Fourth Proportional to 38,298.57, 57,438.99 and 14,608.77

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Solution

The fourth proportional to 38,298.57, 57,438.99 and 14,608.77 is: 21,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,298.57 : 57,438.99 = 14,608.77 : x
  2. Step 2: Convert to fraction form
    38,298.57/57,438.99 = 14,608.77/x
  3. Step 3: Cross multiply
    38,298.57x = 57,438.99 × 14,608.77
  4. Step 4: Simplify right side
    38,298.57x = 839,112,993.94
  5. Step 5: Solve for x
    x = 839,112,993.94/38,298.57
  6. Step 6: Final answer
    x = 21,909.77

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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.