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Finding the Fourth Proportional to 32,777.40, 49,133.70 and 13,029.60

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Solution

The fourth proportional to 32,777.40, 49,133.70 and 13,029.60 is: 19,531.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,777.40 : 49,133.70 = 13,029.60 : x
  2. Step 2: Convert to fraction form
    32,777.40/49,133.70 = 13,029.60/x
  3. Step 3: Cross multiply
    32,777.40x = 49,133.70 × 13,029.60
  4. Step 4: Simplify right side
    32,777.40x = 640,192,457.52
  5. Step 5: Solve for x
    x = 640,192,457.52/32,777.40
  6. Step 6: Final answer
    x = 19,531.52

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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.