Home / 39,238.54-54,148.95-22,246.00

Finding the Fourth Proportional to 39,238.54, 54,148.95 and 22,246.00

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Solution

The fourth proportional to 39,238.54, 54,148.95 and 22,246.00 is: 30,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,238.54 : 54,148.95 = 22,246.00 : x
  2. Step 2: Convert to fraction form
    39,238.54/54,148.95 = 22,246.00/x
  3. Step 3: Cross multiply
    39,238.54x = 54,148.95 × 22,246.00
  4. Step 4: Simplify right side
    39,238.54x = 1,204,597,406.33
  5. Step 5: Solve for x
    x = 1,204,597,406.33/39,238.54
  6. Step 6: Final answer
    x = 30,699.35

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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.