Home / 45,632.89-68,451.76-14,064.64

Finding the Fourth Proportional to 45,632.89, 68,451.76 and 14,064.64

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Solution

The fourth proportional to 45,632.89, 68,451.76 and 14,064.64 is: 21,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,632.89 : 68,451.76 = 14,064.64 : x
  2. Step 2: Convert to fraction form
    45,632.89/68,451.76 = 14,064.64/x
  3. Step 3: Cross multiply
    45,632.89x = 68,451.76 × 14,064.64
  4. Step 4: Simplify right side
    45,632.89x = 962,748,949.18
  5. Step 5: Solve for x
    x = 962,748,949.18/45,632.89
  6. Step 6: Final answer
    x = 21,097.70

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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.