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Finding the Fourth Proportional to 32,866.94, 49,264.88 and 13,123.80

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Solution

The fourth proportional to 32,866.94, 49,264.88 and 13,123.80 is: 19,671.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866.94 : 49,264.88 = 13,123.80 : x
  2. Step 2: Convert to fraction form
    32,866.94/49,264.88 = 13,123.80/x
  3. Step 3: Cross multiply
    32,866.94x = 49,264.88 × 13,123.80
  4. Step 4: Simplify right side
    32,866.94x = 646,542,432.14
  5. Step 5: Solve for x
    x = 646,542,432.14/32,866.94
  6. Step 6: Final answer
    x = 19,671.51

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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.