Home / 14,314.08-21,470.76-4,960.80

Finding the Fourth Proportional to 14,314.08, 21,470.76 and 4,960.80

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Solution

The fourth proportional to 14,314.08, 21,470.76 and 4,960.80 is: 7,441.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314.08 : 21,470.76 = 4,960.80 : x
  2. Step 2: Convert to fraction form
    14,314.08/21,470.76 = 4,960.80/x
  3. Step 3: Cross multiply
    14,314.08x = 21,470.76 × 4,960.80
  4. Step 4: Simplify right side
    14,314.08x = 106,512,146.21
  5. Step 5: Solve for x
    x = 106,512,146.21/14,314.08
  6. Step 6: Final answer
    x = 7,441.08

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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.