Home / 28,683.42-43,029.49-14,635.77

Finding the Fourth Proportional to 28,683.42, 43,029.49 and 14,635.77

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Solution

The fourth proportional to 28,683.42, 43,029.49 and 14,635.77 is: 21,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,683.42 : 43,029.49 = 14,635.77 : x
  2. Step 2: Convert to fraction form
    28,683.42/43,029.49 = 14,635.77/x
  3. Step 3: Cross multiply
    28,683.42x = 43,029.49 × 14,635.77
  4. Step 4: Simplify right side
    28,683.42x = 629,769,503.71
  5. Step 5: Solve for x
    x = 629,769,503.71/28,683.42
  6. Step 6: Final answer
    x = 21,955.88

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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.