Home / 27,123.68-37,436.64-16,516.82

Finding the Fourth Proportional to 27,123.68, 37,436.64 and 16,516.82

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Solution

The fourth proportional to 27,123.68, 37,436.64 and 16,516.82 is: 22,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,123.68 : 37,436.64 = 16,516.82 : x
  2. Step 2: Convert to fraction form
    27,123.68/37,436.64 = 16,516.82/x
  3. Step 3: Cross multiply
    27,123.68x = 37,436.64 × 16,516.82
  4. Step 4: Simplify right side
    27,123.68x = 618,334,244.28
  5. Step 5: Solve for x
    x = 618,334,244.28/27,123.68
  6. Step 6: Final answer
    x = 22,796.84

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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.