Home / 14,392.09-21,591.08-5,506.79

Finding the Fourth Proportional to 14,392.09, 21,591.08 and 5,506.79

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Solution

The fourth proportional to 14,392.09, 21,591.08 and 5,506.79 is: 8,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.09 : 21,591.08 = 5,506.79 : x
  2. Step 2: Convert to fraction form
    14,392.09/21,591.08 = 5,506.79/x
  3. Step 3: Cross multiply
    14,392.09x = 21,591.08 × 5,506.79
  4. Step 4: Simplify right side
    14,392.09x = 118,897,515.90
  5. Step 5: Solve for x
    x = 118,897,515.90/14,392.09
  6. Step 6: Final answer
    x = 8,261.31

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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.