Home / 14,040.42-21,062.91-5,276.04

Finding the Fourth Proportional to 14,040.42, 21,062.91 and 5,276.04

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Solution

The fourth proportional to 14,040.42, 21,062.91 and 5,276.04 is: 7,914.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.42 : 21,062.91 = 5,276.04 : x
  2. Step 2: Convert to fraction form
    14,040.42/21,062.91 = 5,276.04/x
  3. Step 3: Cross multiply
    14,040.42x = 21,062.91 × 5,276.04
  4. Step 4: Simplify right side
    14,040.42x = 111,128,755.68
  5. Step 5: Solve for x
    x = 111,128,755.68/14,040.42
  6. Step 6: Final answer
    x = 7,914.92

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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.