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Finding the Fourth Proportional to 29,998.30, 44,985.30 and 10,266.70

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Solution

The fourth proportional to 29,998.30, 44,985.30 and 10,266.70 is: 15,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,998.30 : 44,985.30 = 10,266.70 : x
  2. Step 2: Convert to fraction form
    29,998.30/44,985.30 = 10,266.70/x
  3. Step 3: Cross multiply
    29,998.30x = 44,985.30 × 10,266.70
  4. Step 4: Simplify right side
    29,998.30x = 461,850,579.51
  5. Step 5: Solve for x
    x = 461,850,579.51/29,998.30
  6. Step 6: Final answer
    x = 15,395.89

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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.