Home / 14,898.83-20,559.71-8,933.78

Finding the Fourth Proportional to 14,898.83, 20,559.71 and 8,933.78

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Solution

The fourth proportional to 14,898.83, 20,559.71 and 8,933.78 is: 12,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,898.83 : 20,559.71 = 8,933.78 : x
  2. Step 2: Convert to fraction form
    14,898.83/20,559.71 = 8,933.78/x
  3. Step 3: Cross multiply
    14,898.83x = 20,559.71 × 8,933.78
  4. Step 4: Simplify right side
    14,898.83x = 183,675,778.54
  5. Step 5: Solve for x
    x = 183,675,778.54/14,898.83
  6. Step 6: Final answer
    x = 12,328.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.