Home / 39,384.56-54,334.68-25,245.68

Finding the Fourth Proportional to 39,384.56, 54,334.68 and 25,245.68

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Solution

The fourth proportional to 39,384.56, 54,334.68 and 25,245.68 is: 34,828.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,384.56 : 54,334.68 = 25,245.68 : x
  2. Step 2: Convert to fraction form
    39,384.56/54,334.68 = 25,245.68/x
  3. Step 3: Cross multiply
    39,384.56x = 54,334.68 × 25,245.68
  4. Step 4: Simplify right side
    39,384.56x = 1,371,715,944.18
  5. Step 5: Solve for x
    x = 1,371,715,944.18/39,384.56
  6. Step 6: Final answer
    x = 34,828.77

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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.