Home / 14,737.35-20,336.88-8,022.80

Finding the Fourth Proportional to 14,737.35, 20,336.88 and 8,022.80

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Solution

The fourth proportional to 14,737.35, 20,336.88 and 8,022.80 is: 11,071.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,737.35 : 20,336.88 = 8,022.80 : x
  2. Step 2: Convert to fraction form
    14,737.35/20,336.88 = 8,022.80/x
  3. Step 3: Cross multiply
    14,737.35x = 20,336.88 × 8,022.80
  4. Step 4: Simplify right side
    14,737.35x = 163,158,771.71
  5. Step 5: Solve for x
    x = 163,158,771.71/14,737.35
  6. Step 6: Final answer
    x = 11,071.11

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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.