Home / 39,384.92-54,320.46-25,239.08

Finding the Fourth Proportional to 39,384.92, 54,320.46 and 25,239.08

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Solution

The fourth proportional to 39,384.92, 54,320.46 and 25,239.08 is: 34,810.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,384.92 : 54,320.46 = 25,239.08 : x
  2. Step 2: Convert to fraction form
    39,384.92/54,320.46 = 25,239.08/x
  3. Step 3: Cross multiply
    39,384.92x = 54,320.46 × 25,239.08
  4. Step 4: Simplify right side
    39,384.92x = 1,370,998,435.58
  5. Step 5: Solve for x
    x = 1,370,998,435.58/39,384.92
  6. Step 6: Final answer
    x = 34,810.24

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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.