Home / 45,299.24-67,935.90-14,126.12

Finding the Fourth Proportional to 45,299.24, 67,935.90 and 14,126.12

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Solution

The fourth proportional to 45,299.24, 67,935.90 and 14,126.12 is: 21,185.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,299.24 : 67,935.90 = 14,126.12 : x
  2. Step 2: Convert to fraction form
    45,299.24/67,935.90 = 14,126.12/x
  3. Step 3: Cross multiply
    45,299.24x = 67,935.90 × 14,126.12
  4. Step 4: Simplify right side
    45,299.24x = 959,670,675.71
  5. Step 5: Solve for x
    x = 959,670,675.71/45,299.24
  6. Step 6: Final answer
    x = 21,185.14

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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.