Home / 14,132.98-21,201.63-4,642.31

Finding the Fourth Proportional to 14,132.98, 21,201.63 and 4,642.31

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Solution

The fourth proportional to 14,132.98, 21,201.63 and 4,642.31 is: 6,964.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.98 : 21,201.63 = 4,642.31 : x
  2. Step 2: Convert to fraction form
    14,132.98/21,201.63 = 4,642.31/x
  3. Step 3: Cross multiply
    14,132.98x = 21,201.63 × 4,642.31
  4. Step 4: Simplify right side
    14,132.98x = 98,424,591.97
  5. Step 5: Solve for x
    x = 98,424,591.97/14,132.98
  6. Step 6: Final answer
    x = 6,964.18

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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.