Home / 15,462.67-21,334.89-10,436.22

Finding the Fourth Proportional to 15,462.67, 21,334.89 and 10,436.22

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Solution

The fourth proportional to 15,462.67, 21,334.89 and 10,436.22 is: 14,399.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,462.67 : 21,334.89 = 10,436.22 : x
  2. Step 2: Convert to fraction form
    15,462.67/21,334.89 = 10,436.22/x
  3. Step 3: Cross multiply
    15,462.67x = 21,334.89 × 10,436.22
  4. Step 4: Simplify right side
    15,462.67x = 222,655,605.72
  5. Step 5: Solve for x
    x = 222,655,605.72/15,462.67
  6. Step 6: Final answer
    x = 14,399.56

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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.