Home / 14,680.98-20,251.62-9,957.06

Finding the Fourth Proportional to 14,680.98, 20,251.62 and 9,957.06

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Solution

The fourth proportional to 14,680.98, 20,251.62 and 9,957.06 is: 13,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680.98 : 20,251.62 = 9,957.06 : x
  2. Step 2: Convert to fraction form
    14,680.98/20,251.62 = 9,957.06/x
  3. Step 3: Cross multiply
    14,680.98x = 20,251.62 × 9,957.06
  4. Step 4: Simplify right side
    14,680.98x = 201,646,595.44
  5. Step 5: Solve for x
    x = 201,646,595.44/14,680.98
  6. Step 6: Final answer
    x = 13,735.23

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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.