Home / 14,789.76-22,152.32-11,477.12

Finding the Fourth Proportional to 14,789.76, 22,152.32 and 11,477.12

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Solution

The fourth proportional to 14,789.76, 22,152.32 and 11,477.12 is: 17,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,789.76 : 22,152.32 = 11,477.12 : x
  2. Step 2: Convert to fraction form
    14,789.76/22,152.32 = 11,477.12/x
  3. Step 3: Cross multiply
    14,789.76x = 22,152.32 × 11,477.12
  4. Step 4: Simplify right side
    14,789.76x = 254,244,834.92
  5. Step 5: Solve for x
    x = 254,244,834.92/14,789.76
  6. Step 6: Final answer
    x = 17,190.60

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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.