Home / 29,209.50-43,845.45-12,577.77

Finding the Fourth Proportional to 29,209.50, 43,845.45 and 12,577.77

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Solution

The fourth proportional to 29,209.50, 43,845.45 and 12,577.77 is: 18,880.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,209.50 : 43,845.45 = 12,577.77 : x
  2. Step 2: Convert to fraction form
    29,209.50/43,845.45 = 12,577.77/x
  3. Step 3: Cross multiply
    29,209.50x = 43,845.45 × 12,577.77
  4. Step 4: Simplify right side
    29,209.50x = 551,477,985.65
  5. Step 5: Solve for x
    x = 551,477,985.65/29,209.50
  6. Step 6: Final answer
    x = 18,880.09

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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.