Home / 32,616.49-48,909.31-12,635.34

Finding the Fourth Proportional to 32,616.49, 48,909.31 and 12,635.34

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Solution

The fourth proportional to 32,616.49, 48,909.31 and 12,635.34 is: 18,947.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,616.49 : 48,909.31 = 12,635.34 : x
  2. Step 2: Convert to fraction form
    32,616.49/48,909.31 = 12,635.34/x
  3. Step 3: Cross multiply
    32,616.49x = 48,909.31 × 12,635.34
  4. Step 4: Simplify right side
    32,616.49x = 617,985,591.87
  5. Step 5: Solve for x
    x = 617,985,591.87/32,616.49
  6. Step 6: Final answer
    x = 18,947.03

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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.