Home / 45,527.28-68,299.02-13,936.65

Finding the Fourth Proportional to 45,527.28, 68,299.02 and 13,936.65

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Solution

The fourth proportional to 45,527.28, 68,299.02 and 13,936.65 is: 20,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,527.28 : 68,299.02 = 13,936.65 : x
  2. Step 2: Convert to fraction form
    45,527.28/68,299.02 = 13,936.65/x
  3. Step 3: Cross multiply
    45,527.28x = 68,299.02 × 13,936.65
  4. Step 4: Simplify right side
    45,527.28x = 951,859,537.08
  5. Step 5: Solve for x
    x = 951,859,537.08/45,527.28
  6. Step 6: Final answer
    x = 20,907.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.