Home / 29,305.04-43,957.08-7,118.60

Finding the Fourth Proportional to 29,305.04, 43,957.08 and 7,118.60

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Solution

The fourth proportional to 29,305.04, 43,957.08 and 7,118.60 is: 10,677.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,305.04 : 43,957.08 = 7,118.60 : x
  2. Step 2: Convert to fraction form
    29,305.04/43,957.08 = 7,118.60/x
  3. Step 3: Cross multiply
    29,305.04x = 43,957.08 × 7,118.60
  4. Step 4: Simplify right side
    29,305.04x = 312,912,869.69
  5. Step 5: Solve for x
    x = 312,912,869.69/29,305.04
  6. Step 6: Final answer
    x = 10,677.78

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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.