Home / 14,113.56-21,171.51-7,089.96

Finding the Fourth Proportional to 14,113.56, 21,171.51 and 7,089.96

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Solution

The fourth proportional to 14,113.56, 21,171.51 and 7,089.96 is: 10,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.56 : 21,171.51 = 7,089.96 : x
  2. Step 2: Convert to fraction form
    14,113.56/21,171.51 = 7,089.96/x
  3. Step 3: Cross multiply
    14,113.56x = 21,171.51 × 7,089.96
  4. Step 4: Simplify right side
    14,113.56x = 150,105,159.04
  5. Step 5: Solve for x
    x = 150,105,159.04/14,113.56
  6. Step 6: Final answer
    x = 10,635.53

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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.