Home / 27,892.62-38,489.99-16,561.53

Finding the Fourth Proportional to 27,892.62, 38,489.99 and 16,561.53

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Solution

The fourth proportional to 27,892.62, 38,489.99 and 16,561.53 is: 22,853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,892.62 : 38,489.99 = 16,561.53 : x
  2. Step 2: Convert to fraction form
    27,892.62/38,489.99 = 16,561.53/x
  3. Step 3: Cross multiply
    27,892.62x = 38,489.99 × 16,561.53
  4. Step 4: Simplify right side
    27,892.62x = 637,453,041.28
  5. Step 5: Solve for x
    x = 637,453,041.28/27,892.62
  6. Step 6: Final answer
    x = 22,853.82

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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.