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Finding the Fourth Proportional to 25,797.02, 38,712.79 and 9,381.02

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Solution

The fourth proportional to 25,797.02, 38,712.79 and 9,381.02 is: 14,077.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,797.02 : 38,712.79 = 9,381.02 : x
  2. Step 2: Convert to fraction form
    25,797.02/38,712.79 = 9,381.02/x
  3. Step 3: Cross multiply
    25,797.02x = 38,712.79 × 9,381.02
  4. Step 4: Simplify right side
    25,797.02x = 363,165,457.25
  5. Step 5: Solve for x
    x = 363,165,457.25/25,797.02
  6. Step 6: Final answer
    x = 14,077.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.