Home / 29,206.50-43,840.94-12,574.78

Finding the Fourth Proportional to 29,206.50, 43,840.94 and 12,574.78

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Solution

The fourth proportional to 29,206.50, 43,840.94 and 12,574.78 is: 18,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,206.50 : 43,840.94 = 12,574.78 : x
  2. Step 2: Convert to fraction form
    29,206.50/43,840.94 = 12,574.78/x
  3. Step 3: Cross multiply
    29,206.50x = 43,840.94 × 12,574.78
  4. Step 4: Simplify right side
    29,206.50x = 551,290,175.49
  5. Step 5: Solve for x
    x = 551,290,175.49/29,206.50
  6. Step 6: Final answer
    x = 18,875.60

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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.