Home / 18,666.72-25,761.24-10,283.22

Finding the Fourth Proportional to 18,666.72, 25,761.24 and 10,283.22

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Solution

The fourth proportional to 18,666.72, 25,761.24 and 10,283.22 is: 14,191.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,666.72 : 25,761.24 = 10,283.22 : x
  2. Step 2: Convert to fraction form
    18,666.72/25,761.24 = 10,283.22/x
  3. Step 3: Cross multiply
    18,666.72x = 25,761.24 × 10,283.22
  4. Step 4: Simplify right side
    18,666.72x = 264,908,498.39
  5. Step 5: Solve for x
    x = 264,908,498.39/18,666.72
  6. Step 6: Final answer
    x = 14,191.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.