Home / 14,273.76-21,405.32-4,911.16

Finding the Fourth Proportional to 14,273.76, 21,405.32 and 4,911.16

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Solution

The fourth proportional to 14,273.76, 21,405.32 and 4,911.16 is: 7,364.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.76 : 21,405.32 = 4,911.16 : x
  2. Step 2: Convert to fraction form
    14,273.76/21,405.32 = 4,911.16/x
  3. Step 3: Cross multiply
    14,273.76x = 21,405.32 × 4,911.16
  4. Step 4: Simplify right side
    14,273.76x = 105,124,951.37
  5. Step 5: Solve for x
    x = 105,124,951.37/14,273.76
  6. Step 6: Final answer
    x = 7,364.91

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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.