Home / 27,436.48-37,872.84-16,840.51

Finding the Fourth Proportional to 27,436.48, 37,872.84 and 16,840.51

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Solution

The fourth proportional to 27,436.48, 37,872.84 and 16,840.51 is: 23,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.48 : 37,872.84 = 16,840.51 : x
  2. Step 2: Convert to fraction form
    27,436.48/37,872.84 = 16,840.51/x
  3. Step 3: Cross multiply
    27,436.48x = 37,872.84 × 16,840.51
  4. Step 4: Simplify right side
    27,436.48x = 637,797,940.75
  5. Step 5: Solve for x
    x = 637,797,940.75/27,436.48
  6. Step 6: Final answer
    x = 23,246.35

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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.