Home / 45,746.61-68,594.64-14,147.97

Finding the Fourth Proportional to 45,746.61, 68,594.64 and 14,147.97

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Solution

The fourth proportional to 45,746.61, 68,594.64 and 14,147.97 is: 21,214.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,746.61 : 68,594.64 = 14,147.97 : x
  2. Step 2: Convert to fraction form
    45,746.61/68,594.64 = 14,147.97/x
  3. Step 3: Cross multiply
    45,746.61x = 68,594.64 × 14,147.97
  4. Step 4: Simplify right side
    45,746.61x = 970,474,908.88
  5. Step 5: Solve for x
    x = 970,474,908.88/45,746.61
  6. Step 6: Final answer
    x = 21,214.14

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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.