Home / 14,783.38-22,178.60-4,922.74

Finding the Fourth Proportional to 14,783.38, 22,178.60 and 4,922.74

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Solution

The fourth proportional to 14,783.38, 22,178.60 and 4,922.74 is: 7,385.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,783.38 : 22,178.60 = 4,922.74 : x
  2. Step 2: Convert to fraction form
    14,783.38/22,178.60 = 4,922.74/x
  3. Step 3: Cross multiply
    14,783.38x = 22,178.60 × 4,922.74
  4. Step 4: Simplify right side
    14,783.38x = 109,179,493.70
  5. Step 5: Solve for x
    x = 109,179,493.70/14,783.38
  6. Step 6: Final answer
    x = 7,385.29

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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.