Home / 33,405.28-46,082.59-19,972.98

Finding the Fourth Proportional to 33,405.28, 46,082.59 and 19,972.98

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Solution

The fourth proportional to 33,405.28, 46,082.59 and 19,972.98 is: 27,552.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,405.28 : 46,082.59 = 19,972.98 : x
  2. Step 2: Convert to fraction form
    33,405.28/46,082.59 = 19,972.98/x
  3. Step 3: Cross multiply
    33,405.28x = 46,082.59 × 19,972.98
  4. Step 4: Simplify right side
    33,405.28x = 920,406,598.49
  5. Step 5: Solve for x
    x = 920,406,598.49/33,405.28
  6. Step 6: Final answer
    x = 27,552.73

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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.