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Finding the Fourth Proportional to 32,670.81, 49,011.08 and 11,609.10

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Solution

The fourth proportional to 32,670.81, 49,011.08 and 11,609.10 is: 17,415.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,670.81 : 49,011.08 = 11,609.10 : x
  2. Step 2: Convert to fraction form
    32,670.81/49,011.08 = 11,609.10/x
  3. Step 3: Cross multiply
    32,670.81x = 49,011.08 × 11,609.10
  4. Step 4: Simplify right side
    32,670.81x = 568,974,470.78
  5. Step 5: Solve for x
    x = 568,974,470.78/32,670.81
  6. Step 6: Final answer
    x = 17,415.38

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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.