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Finding the Fourth Proportional to 39,658.63, 59,469.51 and 14,697.67

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Solution

The fourth proportional to 39,658.63, 59,469.51 and 14,697.67 is: 22,039.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,658.63 : 59,469.51 = 14,697.67 : x
  2. Step 2: Convert to fraction form
    39,658.63/59,469.51 = 14,697.67/x
  3. Step 3: Cross multiply
    39,658.63x = 59,469.51 × 14,697.67
  4. Step 4: Simplify right side
    39,658.63x = 874,063,233.04
  5. Step 5: Solve for x
    x = 874,063,233.04/39,658.63
  6. Step 6: Final answer
    x = 22,039.67

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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.