Home / 39,698.13-54,784.29-22,703.94

Finding the Fourth Proportional to 39,698.13, 54,784.29 and 22,703.94

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Solution

The fourth proportional to 39,698.13, 54,784.29 and 22,703.94 is: 31,331.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,698.13 : 54,784.29 = 22,703.94 : x
  2. Step 2: Convert to fraction form
    39,698.13/54,784.29 = 22,703.94/x
  3. Step 3: Cross multiply
    39,698.13x = 54,784.29 × 22,703.94
  4. Step 4: Simplify right side
    39,698.13x = 1,243,819,233.10
  5. Step 5: Solve for x
    x = 1,243,819,233.10/39,698.13
  6. Step 6: Final answer
    x = 31,331.94

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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.