Home / 56,718.87-85,090.61-17,274.95

Finding the Fourth Proportional to 56,718.87, 85,090.61 and 17,274.95

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Solution

The fourth proportional to 56,718.87, 85,090.61 and 17,274.95 is: 25,916.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,718.87 : 85,090.61 = 17,274.95 : x
  2. Step 2: Convert to fraction form
    56,718.87/85,090.61 = 17,274.95/x
  3. Step 3: Cross multiply
    56,718.87x = 85,090.61 × 17,274.95
  4. Step 4: Simplify right side
    56,718.87x = 1,469,935,946.84
  5. Step 5: Solve for x
    x = 1,469,935,946.84/56,718.87
  6. Step 6: Final answer
    x = 25,916.17

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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.