Home / 13,946.04-20,928.87-6,550.74

Finding the Fourth Proportional to 13,946.04, 20,928.87 and 6,550.74

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Solution

The fourth proportional to 13,946.04, 20,928.87 and 6,550.74 is: 9,830.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.04 : 20,928.87 = 6,550.74 : x
  2. Step 2: Convert to fraction form
    13,946.04/20,928.87 = 6,550.74/x
  3. Step 3: Cross multiply
    13,946.04x = 20,928.87 × 6,550.74
  4. Step 4: Simplify right side
    13,946.04x = 137,099,585.86
  5. Step 5: Solve for x
    x = 137,099,585.86/13,946.04
  6. Step 6: Final answer
    x = 9,830.72

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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.