Home / 27,173.31-37,499.55-16,416.69

Finding the Fourth Proportional to 27,173.31, 37,499.55 and 16,416.69

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Solution

The fourth proportional to 27,173.31, 37,499.55 and 16,416.69 is: 22,655.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,173.31 : 37,499.55 = 16,416.69 : x
  2. Step 2: Convert to fraction form
    27,173.31/37,499.55 = 16,416.69/x
  3. Step 3: Cross multiply
    27,173.31x = 37,499.55 × 16,416.69
  4. Step 4: Simplify right side
    27,173.31x = 615,618,487.49
  5. Step 5: Solve for x
    x = 615,618,487.49/27,173.31
  6. Step 6: Final answer
    x = 22,655.26

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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.