Home / 29,266.20-43,931.70-18,185.40

Finding the Fourth Proportional to 29,266.20, 43,931.70 and 18,185.40

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Solution

The fourth proportional to 29,266.20, 43,931.70 and 18,185.40 is: 27,298.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,266.20 : 43,931.70 = 18,185.40 : x
  2. Step 2: Convert to fraction form
    29,266.20/43,931.70 = 18,185.40/x
  3. Step 3: Cross multiply
    29,266.20x = 43,931.70 × 18,185.40
  4. Step 4: Simplify right side
    29,266.20x = 798,915,537.18
  5. Step 5: Solve for x
    x = 798,915,537.18/29,266.20
  6. Step 6: Final answer
    x = 27,298.23

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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.