Home / 51,208.71-76,812.98-14,272.71

Finding the Fourth Proportional to 51,208.71, 76,812.98 and 14,272.71

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Solution

The fourth proportional to 51,208.71, 76,812.98 and 14,272.71 is: 21,409.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,208.71 : 76,812.98 = 14,272.71 : x
  2. Step 2: Convert to fraction form
    51,208.71/76,812.98 = 14,272.71/x
  3. Step 3: Cross multiply
    51,208.71x = 76,812.98 × 14,272.71
  4. Step 4: Simplify right side
    51,208.71x = 1,096,329,316.41
  5. Step 5: Solve for x
    x = 1,096,329,316.41/51,208.71
  6. Step 6: Final answer
    x = 21,409.04

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1.5x scale

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.