Home / 45,833.84-68,748.06-12,551.45

Finding the Fourth Proportional to 45,833.84, 68,748.06 and 12,551.45

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Solution

The fourth proportional to 45,833.84, 68,748.06 and 12,551.45 is: 18,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,833.84 : 68,748.06 = 12,551.45 : x
  2. Step 2: Convert to fraction form
    45,833.84/68,748.06 = 12,551.45/x
  3. Step 3: Cross multiply
    45,833.84x = 68,748.06 × 12,551.45
  4. Step 4: Simplify right side
    45,833.84x = 862,887,837.69
  5. Step 5: Solve for x
    x = 862,887,837.69/45,833.84
  6. Step 6: Final answer
    x = 18,826.44

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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.