Home / 18,283.88-27,403.38-10,393.00

Finding the Fourth Proportional to 18,283.88, 27,403.38 and 10,393.00

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Solution

The fourth proportional to 18,283.88, 27,403.38 and 10,393.00 is: 15,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.88 : 27,403.38 = 10,393.00 : x
  2. Step 2: Convert to fraction form
    18,283.88/27,403.38 = 10,393.00/x
  3. Step 3: Cross multiply
    18,283.88x = 27,403.38 × 10,393.00
  4. Step 4: Simplify right side
    18,283.88x = 284,803,177.45
  5. Step 5: Solve for x
    x = 284,803,177.45/18,283.88
  6. Step 6: Final answer
    x = 15,576.74

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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.