Home / 39,313.15-54,252.79-22,317.89

Finding the Fourth Proportional to 39,313.15, 54,252.79 and 22,317.89

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Solution

The fourth proportional to 39,313.15, 54,252.79 and 22,317.89 is: 30,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,313.15 : 54,252.79 = 22,317.89 : x
  2. Step 2: Convert to fraction form
    39,313.15/54,252.79 = 22,317.89/x
  3. Step 3: Cross multiply
    39,313.15x = 54,252.79 × 22,317.89
  4. Step 4: Simplify right side
    39,313.15x = 1,210,807,777.53
  5. Step 5: Solve for x
    x = 1,210,807,777.53/39,313.15
  6. Step 6: Final answer
    x = 30,799.06

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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.