Home / 13,229.84-19,935.80-10,941.31

Finding the Fourth Proportional to 13,229.84, 19,935.80 and 10,941.31

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Solution

The fourth proportional to 13,229.84, 19,935.80 and 10,941.31 is: 16,487.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,229.84 : 19,935.80 = 10,941.31 : x
  2. Step 2: Convert to fraction form
    13,229.84/19,935.80 = 10,941.31/x
  3. Step 3: Cross multiply
    13,229.84x = 19,935.80 × 10,941.31
  4. Step 4: Simplify right side
    13,229.84x = 218,123,663.35
  5. Step 5: Solve for x
    x = 218,123,663.35/13,229.84
  6. Step 6: Final answer
    x = 16,487.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.