Home / 39,726.99-54,817.16-22,956.75

Finding the Fourth Proportional to 39,726.99, 54,817.16 and 22,956.75

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Solution

The fourth proportional to 39,726.99, 54,817.16 and 22,956.75 is: 31,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,726.99 : 54,817.16 = 22,956.75 : x
  2. Step 2: Convert to fraction form
    39,726.99/54,817.16 = 22,956.75/x
  3. Step 3: Cross multiply
    39,726.99x = 54,817.16 × 22,956.75
  4. Step 4: Simplify right side
    39,726.99x = 1,258,423,723.05
  5. Step 5: Solve for x
    x = 1,258,423,723.05/39,726.99
  6. Step 6: Final answer
    x = 31,676.80

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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.