Home / 15,208.41-20,835.17-14,639.85

Finding the Fourth Proportional to 15,208.41, 20,835.17 and 14,639.85

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Solution

The fourth proportional to 15,208.41, 20,835.17 and 14,639.85 is: 20,056.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208.41 : 20,835.17 = 14,639.85 : x
  2. Step 2: Convert to fraction form
    15,208.41/20,835.17 = 14,639.85/x
  3. Step 3: Cross multiply
    15,208.41x = 20,835.17 × 14,639.85
  4. Step 4: Simplify right side
    15,208.41x = 305,023,586.15
  5. Step 5: Solve for x
    x = 305,023,586.15/15,208.41
  6. Step 6: Final answer
    x = 20,056.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.