Home / 14,684.23-20,255.02-8,711.67

Finding the Fourth Proportional to 14,684.23, 20,255.02 and 8,711.67

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Solution

The fourth proportional to 14,684.23, 20,255.02 and 8,711.67 is: 12,016.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684.23 : 20,255.02 = 8,711.67 : x
  2. Step 2: Convert to fraction form
    14,684.23/20,255.02 = 8,711.67/x
  3. Step 3: Cross multiply
    14,684.23x = 20,255.02 × 8,711.67
  4. Step 4: Simplify right side
    14,684.23x = 176,455,136.93
  5. Step 5: Solve for x
    x = 176,455,136.93/14,684.23
  6. Step 6: Final answer
    x = 12,016.64

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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.