Home / 33,666.46-46,463.79-19,519.90

Finding the Fourth Proportional to 33,666.46, 46,463.79 and 19,519.90

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Solution

The fourth proportional to 33,666.46, 46,463.79 and 19,519.90 is: 26,939.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,666.46 : 46,463.79 = 19,519.90 : x
  2. Step 2: Convert to fraction form
    33,666.46/46,463.79 = 19,519.90/x
  3. Step 3: Cross multiply
    33,666.46x = 46,463.79 × 19,519.90
  4. Step 4: Simplify right side
    33,666.46x = 906,968,534.42
  5. Step 5: Solve for x
    x = 906,968,534.42/33,666.46
  6. Step 6: Final answer
    x = 26,939.82

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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.