Home / 14,271.66-21,407.40-3,883.32

Finding the Fourth Proportional to 14,271.66, 21,407.40 and 3,883.32

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Solution

The fourth proportional to 14,271.66, 21,407.40 and 3,883.32 is: 5,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.66 : 21,407.40 = 3,883.32 : x
  2. Step 2: Convert to fraction form
    14,271.66/21,407.40 = 3,883.32/x
  3. Step 3: Cross multiply
    14,271.66x = 21,407.40 × 3,883.32
  4. Step 4: Simplify right side
    14,271.66x = 83,131,784.57
  5. Step 5: Solve for x
    x = 83,131,784.57/14,271.66
  6. Step 6: Final answer
    x = 5,824.96

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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.