Home / 14,518.20-21,784.50-5,752.92

Finding the Fourth Proportional to 14,518.20, 21,784.50 and 5,752.92

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Solution

The fourth proportional to 14,518.20, 21,784.50 and 5,752.92 is: 8,632.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.20 : 21,784.50 = 5,752.92 : x
  2. Step 2: Convert to fraction form
    14,518.20/21,784.50 = 5,752.92/x
  3. Step 3: Cross multiply
    14,518.20x = 21,784.50 × 5,752.92
  4. Step 4: Simplify right side
    14,518.20x = 125,324,485.74
  5. Step 5: Solve for x
    x = 125,324,485.74/14,518.20
  6. Step 6: Final answer
    x = 8,632.23

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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.