Home / 54,828.12-75,623.68-37,838.80

Finding the Fourth Proportional to 54,828.12, 75,623.68 and 37,838.80

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Solution

The fourth proportional to 54,828.12, 75,623.68 and 37,838.80 is: 52,190.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,828.12 : 75,623.68 = 37,838.80 : x
  2. Step 2: Convert to fraction form
    54,828.12/75,623.68 = 37,838.80/x
  3. Step 3: Cross multiply
    54,828.12x = 75,623.68 × 37,838.80
  4. Step 4: Simplify right side
    54,828.12x = 2,861,509,302.78
  5. Step 5: Solve for x
    x = 2,861,509,302.78/54,828.12
  6. Step 6: Final answer
    x = 52,190.54

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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.