Home / 14,784.12-22,179.71-4,923.48

Finding the Fourth Proportional to 14,784.12, 22,179.71 and 4,923.48

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Solution

The fourth proportional to 14,784.12, 22,179.71 and 4,923.48 is: 7,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,784.12 : 22,179.71 = 4,923.48 : x
  2. Step 2: Convert to fraction form
    14,784.12/22,179.71 = 4,923.48/x
  3. Step 3: Cross multiply
    14,784.12x = 22,179.71 × 4,923.48
  4. Step 4: Simplify right side
    14,784.12x = 109,201,370.90
  5. Step 5: Solve for x
    x = 109,201,370.90/14,784.12
  6. Step 6: Final answer
    x = 7,386.40

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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.