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Finding the Fourth Proportional to 35,381.63, 48,824.84 and 19,465.67

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Solution

The fourth proportional to 35,381.63, 48,824.84 and 19,465.67 is: 26,861.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,381.63 : 48,824.84 = 19,465.67 : x
  2. Step 2: Convert to fraction form
    35,381.63/48,824.84 = 19,465.67/x
  3. Step 3: Cross multiply
    35,381.63x = 48,824.84 × 19,465.67
  4. Step 4: Simplify right side
    35,381.63x = 950,408,125.91
  5. Step 5: Solve for x
    x = 950,408,125.91/35,381.63
  6. Step 6: Final answer
    x = 26,861.63

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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.