Home / 39,362.04-54,288.90-25,216.20

Finding the Fourth Proportional to 39,362.04, 54,288.90 and 25,216.20

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Solution

The fourth proportional to 39,362.04, 54,288.90 and 25,216.20 is: 34,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,362.04 : 54,288.90 = 25,216.20 : x
  2. Step 2: Convert to fraction form
    39,362.04/54,288.90 = 25,216.20/x
  3. Step 3: Cross multiply
    39,362.04x = 54,288.90 × 25,216.20
  4. Step 4: Simplify right side
    39,362.04x = 1,368,959,760.18
  5. Step 5: Solve for x
    x = 1,368,959,760.18/39,362.04
  6. Step 6: Final answer
    x = 34,778.68

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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.