Home / 32,811.57-49,212.09-11,747.70

Finding the Fourth Proportional to 32,811.57, 49,212.09 and 11,747.70

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Solution

The fourth proportional to 32,811.57, 49,212.09 and 11,747.70 is: 17,619.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,811.57 : 49,212.09 = 11,747.70 : x
  2. Step 2: Convert to fraction form
    32,811.57/49,212.09 = 11,747.70/x
  3. Step 3: Cross multiply
    32,811.57x = 49,212.09 × 11,747.70
  4. Step 4: Simplify right side
    32,811.57x = 578,128,869.69
  5. Step 5: Solve for x
    x = 578,128,869.69/32,811.57
  6. Step 6: Final answer
    x = 17,619.66

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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.