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Finding the Fourth Proportional to 25,895.03, 38,808.99 and 10,885.12

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Solution

The fourth proportional to 25,895.03, 38,808.99 and 10,885.12 is: 16,313.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,895.03 : 38,808.99 = 10,885.12 : x
  2. Step 2: Convert to fraction form
    25,895.03/38,808.99 = 10,885.12/x
  3. Step 3: Cross multiply
    25,895.03x = 38,808.99 × 10,885.12
  4. Step 4: Simplify right side
    25,895.03x = 422,440,416.21
  5. Step 5: Solve for x
    x = 422,440,416.21/25,895.03
  6. Step 6: Final answer
    x = 16,313.57

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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.