Home / 45,417.38-68,137.01-14,252.63

Finding the Fourth Proportional to 45,417.38, 68,137.01 and 14,252.63

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Solution

The fourth proportional to 45,417.38, 68,137.01 and 14,252.63 is: 21,382.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,417.38 : 68,137.01 = 14,252.63 : x
  2. Step 2: Convert to fraction form
    45,417.38/68,137.01 = 14,252.63/x
  3. Step 3: Cross multiply
    45,417.38x = 68,137.01 × 14,252.63
  4. Step 4: Simplify right side
    45,417.38x = 971,131,592.84
  5. Step 5: Solve for x
    x = 971,131,592.84/45,417.38
  6. Step 6: Final answer
    x = 21,382.38

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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.