Home / 27,646.25-38,140.34-16,311.24

Finding the Fourth Proportional to 27,646.25, 38,140.34 and 16,311.24

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Solution

The fourth proportional to 27,646.25, 38,140.34 and 16,311.24 is: 22,502.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,646.25 : 38,140.34 = 16,311.24 : x
  2. Step 2: Convert to fraction form
    27,646.25/38,140.34 = 16,311.24/x
  3. Step 3: Cross multiply
    27,646.25x = 38,140.34 × 16,311.24
  4. Step 4: Simplify right side
    27,646.25x = 622,116,157.87
  5. Step 5: Solve for x
    x = 622,116,157.87/27,646.25
  6. Step 6: Final answer
    x = 22,502.74

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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.