Home / 45,044.64-67,576.53-13,454.36

Finding the Fourth Proportional to 45,044.64, 67,576.53 and 13,454.36

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Solution

The fourth proportional to 45,044.64, 67,576.53 and 13,454.36 is: 20,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,044.64 : 67,576.53 = 13,454.36 : x
  2. Step 2: Convert to fraction form
    45,044.64/67,576.53 = 13,454.36/x
  3. Step 3: Cross multiply
    45,044.64x = 67,576.53 × 13,454.36
  4. Step 4: Simplify right side
    45,044.64x = 909,198,962.17
  5. Step 5: Solve for x
    x = 909,198,962.17/45,044.64
  6. Step 6: Final answer
    x = 20,184.40

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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.