Home / 45,521.28-68,274.24-14,352

Finding the Fourth Proportional to 45,521.28, 68,274.24 and 14,352

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Solution

The fourth proportional to 45,521.28, 68,274.24 and 14,352 is: 21,525.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,521.28 : 68,274.24 = 14,352 : x
  2. Step 2: Convert to fraction form
    45,521.28/68,274.24 = 14,352/x
  3. Step 3: Cross multiply
    45,521.28x = 68,274.24 × 14,352
  4. Step 4: Simplify right side
    45,521.28x = 979,871,892.48
  5. Step 5: Solve for x
    x = 979,871,892.48/45,521.28
  6. Step 6: Final answer
    x = 21,525.58

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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.