Home / 14,276.10-21,431.70-9,011.10

Finding the Fourth Proportional to 14,276.10, 21,431.70 and 9,011.10

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Solution

The fourth proportional to 14,276.10, 21,431.70 and 9,011.10 is: 13,527.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.10 : 21,431.70 = 9,011.10 : x
  2. Step 2: Convert to fraction form
    14,276.10/21,431.70 = 9,011.10/x
  3. Step 3: Cross multiply
    14,276.10x = 21,431.70 × 9,011.10
  4. Step 4: Simplify right side
    14,276.10x = 193,123,191.87
  5. Step 5: Solve for x
    x = 193,123,191.87/14,276.10
  6. Step 6: Final answer
    x = 13,527.73

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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.