Home / 39,368.72-54,337.32-22,610.96

Finding the Fourth Proportional to 39,368.72, 54,337.32 and 22,610.96

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Solution

The fourth proportional to 39,368.72, 54,337.32 and 22,610.96 is: 31,208.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368.72 : 54,337.32 = 22,610.96 : x
  2. Step 2: Convert to fraction form
    39,368.72/54,337.32 = 22,610.96/x
  3. Step 3: Cross multiply
    39,368.72x = 54,337.32 × 22,610.96
  4. Step 4: Simplify right side
    39,368.72x = 1,228,618,969.03
  5. Step 5: Solve for x
    x = 1,228,618,969.03/39,368.72
  6. Step 6: Final answer
    x = 31,208.00

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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.