Home / 14,871.23-20,528.89-9,500.73

Finding the Fourth Proportional to 14,871.23, 20,528.89 and 9,500.73

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Solution

The fourth proportional to 14,871.23, 20,528.89 and 9,500.73 is: 13,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,871.23 : 20,528.89 = 9,500.73 : x
  2. Step 2: Convert to fraction form
    14,871.23/20,528.89 = 9,500.73/x
  3. Step 3: Cross multiply
    14,871.23x = 20,528.89 × 9,500.73
  4. Step 4: Simplify right side
    14,871.23x = 195,039,441.09
  5. Step 5: Solve for x
    x = 195,039,441.09/14,871.23
  6. Step 6: Final answer
    x = 13,115.22

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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.