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Finding the Fourth Proportional to 32,937.66, 49,408.52 and 13,213.67

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Solution

The fourth proportional to 32,937.66, 49,408.52 and 13,213.67 is: 19,821.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,937.66 : 49,408.52 = 13,213.67 : x
  2. Step 2: Convert to fraction form
    32,937.66/49,408.52 = 13,213.67/x
  3. Step 3: Cross multiply
    32,937.66x = 49,408.52 × 13,213.67
  4. Step 4: Simplify right side
    32,937.66x = 652,867,565.36
  5. Step 5: Solve for x
    x = 652,867,565.36/32,937.66
  6. Step 6: Final answer
    x = 19,821.31

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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.