Home / 27,310.95-40,953.78-14,172.51

Finding the Fourth Proportional to 27,310.95, 40,953.78 and 14,172.51

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Solution

The fourth proportional to 27,310.95, 40,953.78 and 14,172.51 is: 21,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.95 : 40,953.78 = 14,172.51 : x
  2. Step 2: Convert to fraction form
    27,310.95/40,953.78 = 14,172.51/x
  3. Step 3: Cross multiply
    27,310.95x = 40,953.78 × 14,172.51
  4. Step 4: Simplify right side
    27,310.95x = 580,417,856.59
  5. Step 5: Solve for x
    x = 580,417,856.59/27,310.95
  6. Step 6: Final answer
    x = 21,252.20

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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.