Home / 39,676.23-54,750.74-22,681.62

Finding the Fourth Proportional to 39,676.23, 54,750.74 and 22,681.62

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Solution

The fourth proportional to 39,676.23, 54,750.74 and 22,681.62 is: 31,299.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,676.23 : 54,750.74 = 22,681.62 : x
  2. Step 2: Convert to fraction form
    39,676.23/54,750.74 = 22,681.62/x
  3. Step 3: Cross multiply
    39,676.23x = 54,750.74 × 22,681.62
  4. Step 4: Simplify right side
    39,676.23x = 1,241,835,365.99
  5. Step 5: Solve for x
    x = 1,241,835,365.99/39,676.23
  6. Step 6: Final answer
    x = 31,299.23

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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.