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Finding the Fourth Proportional to 35,408.96, 48,864.69 and 19,493.67

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Solution

The fourth proportional to 35,408.96, 48,864.69 and 19,493.67 is: 26,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,408.96 : 48,864.69 = 19,493.67 : x
  2. Step 2: Convert to fraction form
    35,408.96/48,864.69 = 19,493.67/x
  3. Step 3: Cross multiply
    35,408.96x = 48,864.69 × 19,493.67
  4. Step 4: Simplify right side
    35,408.96x = 952,552,044.04
  5. Step 5: Solve for x
    x = 952,552,044.04/35,408.96
  6. Step 6: Final answer
    x = 26,901.44

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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.