Home / 39,317.40-54,262.81-22,326.99

Finding the Fourth Proportional to 39,317.40, 54,262.81 and 22,326.99

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Solution

The fourth proportional to 39,317.40, 54,262.81 and 22,326.99 is: 30,813.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,317.40 : 54,262.81 = 22,326.99 : x
  2. Step 2: Convert to fraction form
    39,317.40/54,262.81 = 22,326.99/x
  3. Step 3: Cross multiply
    39,317.40x = 54,262.81 × 22,326.99
  4. Step 4: Simplify right side
    39,317.40x = 1,211,525,345.89
  5. Step 5: Solve for x
    x = 1,211,525,345.89/39,317.40
  6. Step 6: Final answer
    x = 30,813.97

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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.