Home / 14,783.52-22,167.90-4,919.34

Finding the Fourth Proportional to 14,783.52, 22,167.90 and 4,919.34

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Solution

The fourth proportional to 14,783.52, 22,167.90 and 4,919.34 is: 7,376.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,783.52 : 22,167.90 = 4,919.34 : x
  2. Step 2: Convert to fraction form
    14,783.52/22,167.90 = 4,919.34/x
  3. Step 3: Cross multiply
    14,783.52x = 22,167.90 × 4,919.34
  4. Step 4: Simplify right side
    14,783.52x = 109,051,437.19
  5. Step 5: Solve for x
    x = 109,051,437.19/14,783.52
  6. Step 6: Final answer
    x = 7,376.55

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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.