Home / 15,463.80-21,342.24-10,173.96

Finding the Fourth Proportional to 15,463.80, 21,342.24 and 10,173.96

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Solution

The fourth proportional to 15,463.80, 21,342.24 and 10,173.96 is: 14,041.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,463.80 : 21,342.24 = 10,173.96 : x
  2. Step 2: Convert to fraction form
    15,463.80/21,342.24 = 10,173.96/x
  3. Step 3: Cross multiply
    15,463.80x = 21,342.24 × 10,173.96
  4. Step 4: Simplify right side
    15,463.80x = 217,135,096.07
  5. Step 5: Solve for x
    x = 217,135,096.07/15,463.80
  6. Step 6: Final answer
    x = 14,041.51

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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.