Home / 14,744.56-20,340.88-9,962.96

Finding the Fourth Proportional to 14,744.56, 20,340.88 and 9,962.96

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Solution

The fourth proportional to 14,744.56, 20,340.88 and 9,962.96 is: 13,744.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.56 : 20,340.88 = 9,962.96 : x
  2. Step 2: Convert to fraction form
    14,744.56/20,340.88 = 9,962.96/x
  3. Step 3: Cross multiply
    14,744.56x = 20,340.88 × 9,962.96
  4. Step 4: Simplify right side
    14,744.56x = 202,655,373.80
  5. Step 5: Solve for x
    x = 202,655,373.80/14,744.56
  6. Step 6: Final answer
    x = 13,744.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.